##### Table of Contents









UNITED STATES


SECURITIES AND EXCHANGE COMMISSION


Washington, D.C. 20549





Form 10-Q


(Mark One)


þ
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d)


OF THE SECURITIES EXCHANGE ACT OF 1934


For the quarterly period ended March 31, 2006


OR


o
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)


OF THE SECURITIES EXCHANGE ACT OF 1934


For the transition period
from           to


Commission File Number 1-7320





ANR Pipeline Company




|                                                                                                      |  |                                                   
|----------------------------------------------------------------------------------------------------- |  | --------------------------------------------------
|Delaware(State or Other Jurisdiction
    of Incorporation or Organization)                            |  | 38-1281775(I.R.S. Employer
    Identification No.)
|                                                                                                     
|El Paso Building
    1001 Louisiana Street
    Houston, Texas(Address of Principal Executive Offices) |  | 77002(Zip Code)                                   

Telephone Number: (713) 420-2600





þ o






|                           |                      |                         
|-------------------------- | -------------------- | ------------------------
|Large accelerated filer  o | Accelerated filer  o | Non-accelerated filer  þ

o þ






ANR PIPELINE COMPANY MEETS THE
CONDITIONS OF GENERAL INSTRUCTION H(1)(a) AND (b) TO
FORM 10-Q AND IS
THEREFORE FILING THIS REPORT WITH A REDUCED DISCLOSURE FORMAT AS
PERMITTED BY SUCH INSTRUCTION.










---



##### 










ANR PIPELINE COMPANY


TABLE OF CONTENTS


|                                              |  |                                                                                                                                    |  |      |    | 
|--------------------------------------------- |  | ---------------------------------------------------------------------------------------------------------------------------------- |  | ---- | -- | 
|                                              |  | Caption                                                                                                                            |  | Page |   
|                                              |  |                                                                                                                                    |  |      |   
|                                              |  | PART I  Financial Information                                                                                                     |  |      |    | 
|Item 1.                                       |  | Financial Statements                                                                                                               |  |      | 1  | 
|Item 2.                                       |  | Managements Discussion and Analysis
    of Financial Condition and Results of Operations                                          |  |      | 8  | 
|Item 3.                                       |  | Quantitative and Qualitative Disclosures
    About Market Risk                                                                     |  |      | *  | 
|Item 4.                                       |  | Controls and Procedures                                                                                                            |  |      | 11 | 
|                                              |  | PART II  Other Information                                                                                                        |  |      |    | 
|Item 1.                                       |  | Legal Proceedings                                                                                                                  |  |      | 12 | 
|Item 1A.                                      |  | Risk Factors                                                                                                                       |  |      | 12 | 
|                                              |  | Cautionary Statements for Purposes of the
    Safe Harbor Provisions of the Private Securities
    Litigation Reform Act of 1995 |  |      |    | 
|Item 2.                                       |  | Unregistered Sales of Equity Securities and
    Use of Proceeds                                                                    |  |      | *  | 
|Item 3.                                       |  | Defaults Upon Senior Securities                                                                                                    |  |      | *  | 
|Item 4.                                       |  | Submission of Matters to a Vote of Security
    Holders                                                                            |  |      | *  | 
|Item 5.                                       |  | Other Information                                                                                                                  |  |      | 13 | 
|Item 6.                                       |  | Exhibits                                                                                                                           |  |      | 13 | 
|                                              |  | Signatures                                                                                                                         |  |      | 14 | 
|Certification of CEO Pursuant to Section 302 
|Certification of CFO Pursuant to Section 302 
|Certification of CEO Pursuant to Section 1350
|Certification of CFO Pursuant to Section 1350






|  |                                                                                                                                                                                                   
|- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|* | We have not included a response to this item in this document
    since no response is required pursuant to the reduced disclosure
    format permitted by General Instruction H to
    Form 10-Q.



|   |  |           |  |      |  |                                
|-- |  | --------- |  | ---- |  | -------------------------------
|/d |  | = per day |  | BBtu |  | = billion British thermal units





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PART I  FINANCIAL INFORMATION





Item 1. Financial Statements


ANR PIPELINE COMPANY




CONDENSED CONSOLIDATED STATEMENTS OF INCOME


(In millions)


(Unaudited)


|                                       |                                          |               |     |    |      |   |     |    | 
|-------------------------------------- | ---------------------------------------- | ------------- | --- | -- | ---- | - | --- | -- | 
|                                       |                                          | Quarter Ended |    
|                                       |                                          | March 31,     |    
|                                       |                                          |               |    
|                                       |                                          | 2006          |     |    | 2005 |  
|                                       |                                          |               |     |    |      |  
|Operating revenues                     |                                          | $             | 180 |    |      | $ | 184 |   
|                                       |                                          |               |     |    |      |  
|Operating expenses                     |                                          |               |     |    |      |   |     |   
|                                       | Operation and maintenance                |               |     | 57 |      |   |     | 64 | 
|                                       | Depreciation, depletion and amortization |               |     | 10 |      |   |     | 11 | 
|                                       | Taxes, other than income taxes           |               |     | 6  |      |   |     | 7  | 
|                                       |                                          |               |     |    |      |  
|                                       |                                          |               | 73  |    |      |   | 82  |   
|                                       |                                          |               |     |    |      |  
|Operating income                       |                                          |               | 107 |    |      |   | 102 |   
|Earnings from unconsolidated affiliate |                                          |               | 16  |    |      |   | 17  |   
|Interest and debt expense              |                                          |               | (17 | )  |      |   | (18 | ) 
|Affiliated interest income, net        |                                          |               | 7   |    |      |   | 3   |   
|                                       |                                          |               |     |    |      |  
|Income before income taxes             |                                          |               | 113 |    |      |   | 104 |   
|Income taxes                           |                                          |               | 41  |    |      |   | 38  |   
|                                       |                                          |               |     |    |      |  
|Net income                             |                                          | $             | 72  |    |      | $ | 66  |   
|                                       |                                          |               |     |    |      |  



1



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ANR PIPELINE COMPANY




CONDENSED CONSOLIDATED BALANCE SHEETS


(In millions, except share amounts)


(Unaudited)


|                                       |                                                                                           |                                                         |                                            |       |              |       |       |       |    |       | 
|-------------------------------------- | ----------------------------------------------------------------------------------------- | ------------------------------------------------------- | ------------------------------------------ | ----- | ------------ | ----- | ----- | ----- | -- | ----- | 
|                                       |                                                                                           | March 31,                                               |                                            |       | December 31, |      
|                                       |                                                                                           | 2006                                                    |                                            |       | 2005         |      
|                                       |                                                                                           |                                                         |                                            |       |              |      
|ASSETS                                
|Current assets                         |                                                                                           |                                                         |                                            |       |              |       |       |      
|                                       | Cash and cash equivalents                                                                 |                                                         | $                                          |      |              |       | $     |      |   
|                                       | Accounts and notes receivable                                                             |                                                         |                                            |       |              |       |       |       |   
|                                       |                                                                                           | Customer, net of allowance of $1 in 2006 and $2 in 2005 |                                            |       | 101          |       |       |       | 85 |      
|                                       |                                                                                           | Affiliates                                              |                                            |       | 9            |       |       |       | 8  |      
|                                       |                                                                                           | Other                                                   |                                            |       | 9            |       |       |       | 8  |      
|                                       | Materials and supplies                                                                    |                                                         |                                            | 21    |              |       |       | 21    |   
|                                       | Deferred income taxes                                                                     |                                                         |                                            | 11    |              |       |       | 12    |   
|                                       | Other                                                                                     |                                                         |                                            | 4     |              |       |       | 6     |   
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | Total current assets                       |       |              | 155   |       |       |    | 140   | 
|                                       |                                                                                           |                                                         |                                            |       |              |      
|Property, plant and equipment, at cost |                                                                                           |                                                         | 3,818                                      |       |              |       | 3,777 |      
|                                       | Less accumulated depreciation, depletion and amortization                                 |                                                         |                                            | 2,146 |              |       |       | 2,146 |   
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | Total property, plant and equipment, net   |       |              | 1,672 |       |       |    | 1,631 | 
|                                       |                                                                                           |                                                         |                                            |       |              |      
|Other assets                           |                                                                                           |                                                         |                                            |       |              |       |       |      
|                                       | Notes receivable from affiliates                                                          |                                                         |                                            | 569   |              |       |       | 527   |   
|                                       | Investment in unconsolidated affiliate                                                    |                                                         |                                            | 298   |              |       |       | 300   |   
|                                       | Other                                                                                     |                                                         |                                            | 17    |              |       |       | 19    |   
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | 884                                        |       |              |       | 846   |      
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | Total assets                               |       | $            | 2,711 |       |       | $  | 2,617 | 
|                                       |                                                                                           |                                                         |                                            |       |              |      
|LIABILITIES AND STOCKHOLDERS EQUITY  
|Current liabilities                    |                                                                                           |                                                         |                                            |       |              |       |       |      
|                                       | Accounts payable                                                                          |                                                         |                                            |       |              |       |       |       |   
|                                       |                                                                                           | Trade                                                   |                                            | $     | 26           |       |       | $     | 56 |      
|                                       |                                                                                           | Affiliates                                              |                                            |       | 19           |       |       |       | 37 |      
|                                       |                                                                                           | Other                                                   |                                            |       | 27           |       |       |       | 21 |      
|                                       | Taxes payable                                                                             |                                                         |                                            | 93    |              |       |       | 72    |   
|                                       | Accrued interest                                                                          |                                                         |                                            | 14    |              |       |       | 16    |   
|                                       | Other                                                                                     |                                                         |                                            | 59    |              |       |       | 32    |   
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | Total current liabilities                  |       |              | 238   |       |       |    | 234   | 
|                                       |                                                                                           |                                                         |                                            |       |              |      
|Long-term debt                         |                                                                                           |                                                         | 740                                        |       |              |       | 740   |      
|                                       |                                                                                           |                                                         |                                            |       |              |      
|Other liabilities                      |                                                                                           |                                                         |                                            |       |              |       |       |      
|                                       | Deferred income taxes                                                                     |                                                         |                                            | 384   |              |       |       | 370   |   
|                                       | Affiliate payable                                                                         |                                                         |                                            | 172   |              |       |       | 172   |   
|                                       | Other                                                                                     |                                                         |                                            | 58    |              |       |       | 54    |   
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | 614                                        |       |              |       | 596   |      
|                                       |                                                                                           |                                                         |                                            |       |              |      
|Commitments and contingencies          |                                                                                           |                                                         |                                            |       |              |       |       |      
|Stockholders equity                   |                                                                                           |                                                         |                                            |       |              |       |       |      
|                                       | Common stock, par value $1 per share; 1,000 shares authorized,
    issued and outstanding |                                                         |                                            |      |              |       |       |      |   
|                                       | Additional paid-in capital                                                                |                                                         |                                            | 597   |              |       |       | 597   |   
|                                       | Retained earnings                                                                         |                                                         |                                            | 522   |              |       |       | 450   |   
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | Total stockholders equity                 |       |              | 1,119 |       |       |    | 1,047 | 
|                                       |                                                                                           |                                                         |                                            |       |              |      
|                                       |                                                                                           |                                                         | Total liabilities and stockholders equity |       | $            | 2,711 |       |       | $  | 2,617 | 
|                                       |                                                                                           |                                                         |                                            |       |              |      



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ANR PIPELINE COMPANY


CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS


(In millions)


(Unaudited)


|                                        |                                                                               |                                                                             |                                           |     |      |     |   |     |    |     |  
|--------------------------------------- | ----------------------------------------------------------------------------- | --------------------------------------------------------------------------- | ----------------------------------------- | --- | ---- | --- | - | --- | -- | --- | -
|                                        |                                                                               | Quarter Ended                                                               |                                          
|                                        |                                                                               | March 31,                                                                   |                                          
|                                        |                                                                               |                                                                             |                                          
|                                        |                                                                               | 2006                                                                        |                                           |     | 2005 |    
|                                        |                                                                               |                                                                             |                                           |     |      |    
|Cash flows from operating activities    |                                                                               |                                                                             |                                           |     |      |     |   |    
|                                        | Net income                                                                    |                                                                             | $                                         | 72  |      |     | $ | 66  |   
|                                        | Adjustments to reconcile net income to net cash from operating
    activities |                                                                             |                                           |     |      |     |   |     |   
|                                        |                                                                               | Depreciation, depletion and amortization                                    |                                           |     | 10   |     |   |     | 11 |    
|                                        |                                                                               | Deferred income taxes                                                       |                                           |     | 15   |     |   |     | 12 |    
|                                        |                                                                               | Earnings from unconsolidated affiliate, adjusted for cash
    distributions |                                           |     | 2    |     |   |     | 8  |    
|                                        |                                                                               | Asset and liability changes                                                 |                                           |     | (31  | )   |   |     | (5 | )  
|                                        |                                                                               |                                                                             |                                           |     |      |    
|                                        |                                                                               |                                                                             | Net cash provided by operating activities |     |      | 68  |   |     |    | 92  |  
|                                        |                                                                               |                                                                             |                                           |     |      |    
|Cash flows from investing activities    |                                                                               |                                                                             |                                           |     |      |     |   |    
|                                        | Additions to property, plant and equipment                                    |                                                                             |                                           | (26 | )    |     |   | (9  | ) 
|                                        | Net change in affiliate advances                                              |                                                                             |                                           | (42 | )    |     |   | (83 | ) 
|                                        |                                                                               |                                                                             |                                           |     |      |    
|                                        |                                                                               |                                                                             | Net cash used in investing activities     |     |      | (68 | ) |     |    | (92 | )
|                                        |                                                                               |                                                                             |                                           |     |      |    
|Net change in cash and cash equivalents |                                                                               |                                                                             |                                          |     |      |     |  |    
|Cash and cash equivalents               |                                                                               |                                                                             |                                           |     |      |     |   |    
|                                        | Beginning of period                                                           |                                                                             |                                           |    |      |     |   |    |   
|                                        |                                                                               |                                                                             |                                           |     |      |    
|                                        | End of period                                                                 |                                                                             | $                                         |    |      |     | $ |    |   
|                                        |                                                                               |                                                                             |                                           |     |      |    



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ANR PIPELINE COMPANY




NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS


(Unaudited)


1. Basis of Presentation and Significant Accounting
Policies




| |                      
| | ---------------------
| | Basis of Presentation

10-Q 10-Q 10-K, 10-K.


Significant Accounting Policies


10-K,


Accounting for Pipeline Integrity Costs.


2. Credit Facilities


10-K.


3. Commitments and Contingencies




| |                  
| | -----------------
| | Legal Proceedings

Gas Measurement Cases. re: Natural Gas Royalties Qui Tam Litigation, Will
Price, et al. v. Gas Pipelines and Their Predecessors, et
al.,


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Environmental Matters






|                                                |  |   |    |  
|----------------------------------------------- |  | - | -- | -
|Balance at January 1, 2006                      |  | $ | 27 |  
|Addition/adjustments for remediation activities |  |   | 6  |  
|Payments for remediation activities             |  |   | (1 | )
|                                                |  |   |   
|Balance at March 31, 2006                       |  | $ | 32 |  
|                                                |  |   |   

clean-up


CERCLA Matters. clean-up




5



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##### Table of Contents





4. Investment in Unconsolidated Affiliate and
Transactions with Affiliates




| |                                       
| | --------------------------------------
| | Investment in Unconsolidated Affiliate



|                        |                                                         |               |   |    |      |  |   |    | 
|----------------------- | ------------------------------------------------------- | ------------- | - | -- | ---- |  | - | -- | 
|                        |                                                         | 2006          |   |    | 2005 | 
|                        |                                                         |               |   |    |      | 
|                        |                                                         | (In millions) |  
|Operating results data: |                                                         |               |   |    |      |  |   |   
|                        | Operating revenues                                      |               | $ | 33 |      |  | $ | 35 | 
|                        | Operating expenses                                      |               |   | 14 |      |  |   | 15 | 
|                        | Income from continuing operations and net
    income(1) |               |   | 10 |      |  |   | 11 | 






|    |                                                                                                                                                                                                                                     
|--- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|(1) | Our proportionate share of Great Lakes net income includes
    our share of taxes recorded by Great Lakes. Our earnings from
    unconsolidated affiliate recognized in our income statements are
    presented before these taxes.





| |                             
| | ----------------------------
| | Transactions with Affiliates

Cash Management Program.


Taxes.


Other Affiliate Balances.


|                                      |  |               |   |  |              |   |   | 
|------------------------------------- |  | ------------- | - |  | ------------ | - | - | 
|                                      |  | March 31,     |   |  | December 31, |  
|                                      |  | 2006          |   |  | 2005         |  
|                                      |  |               |   |  |              |  
|                                      |  | (In millions) |  
|Accounts and notes receivable  other |  | $             | 7 |  |              | $ | 5 | 
|Other current liabilities             |  |               | 9 |  |              |   | 9 | 

Affiliate Revenues and Expenses.


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|                                                          |  |               |    |  |      |   |    | 
|--------------------------------------------------------- |  | ------------- | -- |  | ---- | - | -- | 
|                                                          |  | 2006          |    |  | 2005 |  
|                                                          |  |               |    |  |      |  
|                                                          |  | (In millions) |   
|Revenues from affiliates                                  |  | $             | 1  |  |      | $ | 1  | 
|Operation and maintenance expenses from affiliates        |  |               | 27 |  |      |   | 27 | 
|Reimbursement of operating expenses charged to affiliates |  |               | 1  |  |      |   | 1  | 

7



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|        |                                                                                          
|------- | -----------------------------------------------------------------------------------------
|Item 2. | Managements Discussion and Analysis of Financial
    Condition and Results of Operations

10-K, 10-Q.


Results of Operations




|                                       |                  |                      |       |     |      |   |       |     | 
|-------------------------------------- | ---------------- | -------------------- | ----- | --- | ---- | - | ----- | --- | 
|                                       |                  | 2006                 |       |     | 2005 |  
|                                       |                  |                      |       |     |      |  
|                                       |                  | (In millions, except |      
|                                       |                  | volume amounts)      |      
|Operating revenues                     |                  | $                    | 180   |     |      | $ | 184   |    
|Operating expenses                     |                  |                      | (73   | )   |      |   | (82   | )  
|                                       |                  |                      |       |     |      |  
|                                       | Operating income |                      |       | 107 |      |   |       | 102 | 
|Earnings from unconsolidated affiliate |                  |                      | 16    |     |      |   | 17    |    
|                                       |                  |                      |       |     |      |  
|                                       | EBIT             |                      |       | 123 |      |   |       | 119 | 
|Interest and debt expense              |                  |                      | (17   | )   |      |   | (18   | )  
|Affiliated interest income, net        |                  |                      | 7     |     |      |   | 3     |    
|Income taxes                           |                  |                      | (41   | )   |      |   | (38   | )  
|                                       |                  |                      |       |     |      |  
|                                       | Net income       |                      | $     | 72  |      |   | $     | 66  | 
|                                       |                  |                      |       |     |      |  
|Throughput volumes
    (BBtu/d)(1)     |                  |                      | 5,777 |     |      |   | 6,170 |    
|                                       |                  |                      |       |     |      |  






|    |                                                                                                                                                                                                                 
|--- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|(1) | Throughput volumes include billable transportation throughput
    volumes for storage withdrawal and volumes associated with our
    proportionate share of our 50 percent equity investment in
    Great Lakes.

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|                                                       |                      |                         |     |    |         |   |    |       |  |   |        |    |   |   |     |   | 
|------------------------------------------------------ | -------------------- | ----------------------- | --- | -- | ------- | - | -- | ----- |  | - | ------ | -- | - | - | --- | - | 
|                                                       |                      |                         |     |    |         |   |    | EBIT  | 
|                                                       |                      | Revenue                 |     |    | Expense |   |    | Other |  |   | Impact |   
|                                                       |                      |                         |     |    |         |   |    |       |  |   |        |   
|                                                       |                      | Favorable/(Unfavorable) |    
|                                                       |                      | (In millions)           |    
|Contract restructuring                                 |                      | $                       | (29 | )  |         | $ |   |       |  | $ |       |    |   | $ | (29 | )
|Higher services revenues                               |                      |                         | 16  |    |         |   |   |       |  |   |       |    |   |   | 16  |  
|Gas not used in operations and other natural gas sales |                      |                         | 8   |    |         |   | 1  |       |  |   |       |    |   |   | 9   |  
|Cashout adjustment                                     |                      |                         |    |    |         |   | 11 |       |  |   |       |    |   |   | 11  |  
|Higher environmental costs                             |                      |                         |    |    |         |   | (6 | )     |  |   |       |    |   |   | (6  | )
|Earnings from our equity investment in Great Lakes     |                      |                         |    |    |         |   |   |       |  |   | (1     | )  |   |   | (1  | )
|Other(1)                                               |                      |                         | 1   |    |         |   | 3  |       |  |   |       |    |   |   | 4   |  
|                                                       |                      |                         |     |    |         |   |    |       |  |   |        |   
|                                                       | Total impact on EBIT |                         | $   | (4 | )       |   | $  | 9     |  |   | $      | (1 | ) |   | $   | 4 | 
|                                                       |                      |                         |     |    |         |   |    |       |  |   |        |   






|    |                                              
|--- | ---------------------------------------------
|(1) | Consists of individually insignificant items.



Contract Restructuring.


Higher Services Revenues.


Gas Not Used in Operations and Other Natural Gas Sales. 10-K.


Cashout Adjustment.


Higher Environmental Costs.


Affiliated Interest Income, Net




9



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Income Taxes


|                   |  |                   |    |   |      |   |    |  
|------------------ |  | ----------------- | -- | - | ---- | - | -- | -
|                   |  | Quarter Ended     |   
|                   |  | March 31,         |   
|                   |  |                   |   
|                   |  | 2006              |    |   | 2005 |  
|                   |  |                   |    |   |      |  
|                   |  | (In millions      |   
|                   |  | except for rates) |   
|Income taxes       |  | $                 | 41 |   |      | $ | 38 |  
|Effective tax rate |  |                   | 36 | % |      |   | 37 | %



Liquidity and Capital Expenditures


Liquidity Overview






Capital Expenditures






10



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Commitments and Contingencies









|        |                                                           
|------- | ----------------------------------------------------------
|Item 3. | Quantitative and Qualitative Disclosures About Market Risk

10-Q.







|        |                        
|------- | -----------------------
|Item 4. | Controls and Procedures

Evaluation of Disclosure Controls and Procedures






Change in Internal Control Over Financial Reporting




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PART II  OTHER INFORMATION





Item 1. Legal Proceedings







Item 1A. Risk Factors





CAUTIONARY STATEMENTS FOR PURPOSES OF THE SAFE
HARBOR PROVISIONS OF THE PRIVATE SECURITIES LITIGATION
REFORM ACT OF 1995




10-K.





Item 2. Unregistered Sales of Equity Securities and
Use of Proceeds


10-Q.





Item 3. Defaults Upon Senior Securities


10-Q.





Item 4. Submission of Matters to a Vote of Security
Holders


10-Q.


12



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Item 5. Other Information







Item 6. Exhibits




|        |     |             |  |                                                                                                        
|------- | --- | ----------- |  | -------------------------------------------------------------------------------------------------------
|Exhibit |     |            
|Number  |     | Description
|        |     |            
|        | *31 | .A          |  | Certification of Chief Executive Officer pursuant to
    Section 302 of the Sarbanes-Oxley Act of 2002.
|        | *31 | .B          |  | Certification of Chief Financial Officer pursuant to
    Section 302 of the Sarbanes-Oxley Act of 2002.
|        | *32 | .A          |  | Certification of Chief Executive Officer pursuant to
    Section 906 of the Sarbanes-Oxley Act of 2002.
|        | *32 | .B          |  | Certification of Chief Financial Officer pursuant to
    Section 906 of the Sarbanes-Oxley Act of 2002.

Undertaking




| |                                                                                                                                                                                                                                                                                                                                                                                                                                                     
| | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
| | We hereby undertake, pursuant to
    Regulation S-K,
    Item 601(b), paragraph (4)(iii), to furnish to the
    U.S. SEC upon request all constituent instruments defining
    the rights of holders of our long-term debt and our consolidated
    subsidiaries not filed herewith for the reason that the total
    amount of securities authorized under any of such instruments
    does not exceed 10 percent of our total consolidated assets.

13



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SIGNATURES






| |                     
| | --------------------
| | ANR PIPELINE COMPANY



| |  |                       
| |  | ----------------------
| |  | /s/ STEPHEN C. BEASLEY

| |                                    
| | -----------------------------------
| |                                    
| | Stephen C. Beasley                 
| | Chairman of the Board and President



| |                              
| | -----------------------------
| | (Principal Executive Officer)



| |  |                 
| |  | ----------------
| |  | /s/ JOHN R. SULT

| |                                             
| | --------------------------------------------
| |                                             
| | John R. Sult                                
| | Senior Vice President,                      
| | Chief Financial Officer and Controller      
| | (Principal Accounting and Financial Officer)

14



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##### Table of Contents



ANR PIPELINE COMPANY


EXHIBIT INDEX




|        |     |             |  |                                                                                                        
|------- | --- | ----------- |  | -------------------------------------------------------------------------------------------------------
|Exhibit |     |            
|Number  |     | Description
|        |     |            
|        | *31 | .A          |  | Certification of Chief Executive Officer pursuant to
    Section 302 of the Sarbanes-Oxley Act of 2002.
|        | *31 | .B          |  | Certification of Chief Financial Officer pursuant to
    Section 302 of the Sarbanes-Oxley Act of 2002.
|        | *32 | .A          |  | Certification of Chief Executive Officer pursuant to
    Section 906 of the Sarbanes-Oxley Act of 2002.
|        | *32 | .B          |  | Certification of Chief Financial Officer pursuant to
    Section 906 of the Sarbanes-Oxley Act of 2002.