EXHIBIT 21

Subsidiaries of Registrant

|Name of Subsidiary                                                           |  | State of
Incorporation
|---------------------------------------------------------------------------- |  | ----------------------
|Arizona NewsChannel, L.L.C.                                                  |  | Delaware              
|Cable Network Services, L.L.C.                                               |  | Delaware              
|Cablecoupons, Inc.                                                           |  | Texas                 
|CableRep, Inc.                                                               |  | Delaware              
|Cablevision of Arizona Partner, Inc.                                         |  | Colorado              
|Cablevision of Leander, Inc.                                                 |  | Texas                 
|Cablevision of Oklahoma Partner, Inc.                                        |  | Colorado              
|Cablevision of Pflugerville, Inc.                                            |  | Texas                 
|Cablevision of Texas Partner, Inc.                                           |  | Colorado              
|Cablevision of Utah Partner, Inc.                                            |  | Colorado              
|CBS LLC Management, Inc.                                                     |  | Delaware              
|CCI PCS, Inc.                                                                |  | Delaware              
|Community Tel                                                                |  | Nevada                
|Cox @Home, Inc.                                                              |  | Delaware              
|Cox Animal Planet, Inc.                                                      |  | Delaware              
|Cox Arizona Telcom, L.L.C.                                                   |  | Delaware              
|Cox Arkansas Telcom, L.L.C.                                                  |  | Delaware              
|Cox Business Services, Inc.                                                  |  | Delaware              
|Cox Business Services, L.L.C.                                                |  | Delaware              
|Cox California Telcom, L.L.C. (formerly Cox California Telcom II, L.L.C.)    |  | Delaware              
|COX CBS Asset Management, L.L.C.                                             |  | Delaware              
|Cox Classic Cable, Inc.                                                      |  | Delaware              
|Cox Classic LLC Management, Inc.                                             |  | Delaware              
|Cox Communications Asset Management, L.L.C.                                  |  | Delaware              
|Cox Communications BTP Holdings, Inc. (formerly Cox Teleport Partners, Inc.) |  | Delaware              
|Cox Communications Central II, Inc.                                          |  | Delaware              
|Cox Communications EBD Holdings, Inc.                                        |  | Delaware              
|Cox Communications E.T.E., Inc.                                              |  | Delaware              
|Cox Communications Florida (Partnership) (formerly Cox Cable New York)       |  | New York              
|Cox Communications Gulf Coast, L.L.C.                                        |  | Delaware              
|Cox Communications Hampton Roads, L.L.C.                                     |  | Delaware              
|Cox Communications Holdings, Inc.                                            |  | Delaware              
|Cox Communications Kansas, L.L.C.                                            |  | Delaware              
|Cox Communications Las Vegas, Inc.                                           |  | Delaware              
|Cox Communications Las Vegas Asset Management, L.L.C.                        |  | Delaware              
|Cox Communications LLC Management, Inc.                                      |  | Delaware              
|Cox Communications Louisiana, L.L.C.                                         |  | Delaware              
|Cox Communications Louisiana Asset Management, L.L.C.                        |  | Delaware              
|Cox Communications NCC, Inc.                                                 |  | Delaware              
|Cox Communications New York City, Inc.                                       |  | New York              
|Cox Communications Omaha, L.L.C.                                             |  | Delaware              
|Cox Communications Payroll, Inc.                                             |  | California            
|Cox Communications Pensacola, L.L.C.                                         |  | Delaware              
|Cox Communications Shopping Services, Inc.                                   |  | Delaware              
|Cox Communications Telecom, Inc.                                             |  | Virginia              
|Cox Connecticut Telcom, L.L.C.                                               |  | Delaware              

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|Cox Consumer Information Network, Inc.                                                                                    |  | Delaware  
|------------------------------------------------------------------------------------------------------------------------- |  | ----------
|Cox DC Radio, Inc.                                                                                                        |  | Delaware  
|Cox District of Columbia Telcom, L.L.C.                                                                                   |  | Delaware  
|Cox DNS, Inc.                                                                                                             |  | Delaware  
|Cox Fibernet Oklahoma, L.L.C.                                                                                             |  | Delaware  
|Cox Fibernet Virginia, Inc.                                                                                               |  | Delaware  
|Cox Florida Telcom, L.P. (1% MemberCox Telcom Partners, Inc., general partner; 99% MemberCoxCom, Inc., limited partner) |  | Delaware  
|Cox Georgia Telcom, L.L.C.                                                                                                |  | Delaware  
|Cox Government Services, Inc.                                                                                             |  | Delaware  
|Cox Iowa Telcom, L.L.C.                                                                                                   |  | Delaware  
|Cox Kansas Telcom, L.L.C.                                                                                                 |  | Delaware  
|Cox Louisiana Telcom, L.L.C.                                                                                              |  | Delaware  
|Cox Maryland Telcom, L.L.C.                                                                                               |  | Delaware  
|Cox Missouri Telcom, L.L.C.                                                                                               |  | Delaware  
|Cox Nebraska Telcom, L.L.C.                                                                                               |  | Delaware  
|Cox Nevada Telcom, L.L.C.                                                                                                 |  | Delaware  
|Cox North Carolina Telcom, L.L.C.                                                                                         |  | Delaware  
|Cox Oklahoma Telcom, L.L.C.                                                                                               |  | Delaware  
|Cox RHINOS Trust                                                                                                          |  | Delaware  
|Cox Rhode Island Telcom, L.L.C.                                                                                           |  | Delaware  
|Cox San Diego SPE, L.L.C.                                                                                                 |  | Delaware  
|Cox Telcom Partners, Inc.                                                                                                 |  | Delaware  
|Cox Texas Telcom, L.P. (1% MemberCox Telcom Partners, Inc., general partner; 99% MemberCoxCom, Inc., limited partner)   |  | Delaware  
|Cox Trust I                                                                                                               |  | Delaware  
|Cox Trust II                                                                                                              |  | Delaware  
|Cox Virginia Telcom, Inc.                                                                                                 |  | Virginia  
|CoxCom Asset Management, L.L.C.                                                                                           |  | Delaware  
|CP Arizona I, LLC                                                                                                         |  | Delaware  
|CP Arizona II, LLC                                                                                                        |  | Delaware  
|CP Nevada, LLC                                                                                                            |  | Delaware  
|CSI Partner II, Inc.                                                                                                      |  | Colorado  
|CSI Partner, Inc.                                                                                                         |  | Colorado  
|Fisher Communications Associates, L.L.C.                                                                                  |  | Colorado  
|Hampton Roads Local Content, L.L.C.                                                                                       |  | Delaware  
|Hospitality Network, Inc.                                                                                                 |  | Nevada    
|Local News on Cable, L.L.C.                                                                                               |  | Virginia  
|MAS ARIZONA, L.L.C.                                                                                                       |  | Delaware  
|MT Associates, Inc. (formerly Intermedia Technologies, Inc.)                                                              |  | Texas     
|News Channel 15, L.L.C.                                                                                                   |  | Delaware  
|News Channel, L.L.C.                                                                                                      |  | Oklahoma  
|Outdoor Life Network, L.L.C.                                                                                              |  | Delaware  
|Padres CableRep Advertising Company, G.P.                                                                                 |  | California
|Peak Cablevision, L.L.C. (former name Premier Media, L.L.C.09/26/1997)                                                   |  | Colorado  
|Primetel of Nevada                                                                                                        |  | Nevada    
|Rhode Island News Channel, L.L.C.                                                                                         |  | Delaware  
|Speedvision Network, L.L.C.                                                                                               |  | Delaware  
|Sun Valley Cablevision, Inc.                                                                                              |  | Idaho     

2

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|TAL Financial Corporation                                                                                                              |  | Nevada  
|-------------------------------------------------------------------------------------------------------------------------------------- |  | --------
|TC Systems Partner, Inc.                                                                                                               |  | Colorado
|TCA Cable Partners                                                                                                                     |  | Delaware
|TCA Cable Partners II (50.39% GP interest held by TCIAmerican Cable Holdings IV, L.P; 49.61% GP interest held by TCAHoldings II, L.P.) |  | Delaware
|TCA Cable TV of Missouri, L.L.C.                                                                                                       |  | Delaware
|TCA Communications, Inc.                                                                                                               |  | Texas   
|TCA Holdings II, L.P.                                                                                                                  |  | Texas   
|TCA Holdings, L.P.                                                                                                                     |  | Texas   
|TCA Interests, L.L.C.                                                                                                                  |  | Texas   
|TCA Interests II, L.L.C.                                                                                                               |  | Delaware
|TCA Interests II LLC Management, Inc.                                                                                                  |  | Delaware
|TCA Management Company                                                                                                                 |  | Texas   
|TCA Partner Holdings, Inc.                                                                                                             |  | Delaware
|TCI American Cable Holdings III, L.P.                                                                                                  |  | Colorado
|TCI American Cable Holdings IV, L.P.                                                                                                   |  | Colorado
|TCI Cablevision of Arizona, Inc.                                                                                                       |  | Arizona 
|TCI of Kansas Partner, Inc.                                                                                                            |  | Colorado
|Telecable Associates, L.L.C.                                                                                                           |  | Delaware
|Telecommunications of Nevada, L.L.C.                                                                                                   |  | Delaware
|Teleservice Corporation of America, L.L.C.                                                                                             |  | Delaware
|Texas Community Antennas, Inc.                                                                                                         |  | Texas   
|TMJV, LLC                                                                                                                              |  | Delaware
|Tulsa Partner, Inc.                                                                                                                    |  | Colorado
|VPI Communications, Inc.                                                                                                               |  | Texas   
|Williamson County Cablevision Company                                                                                                  |  | Texas   
|WOWT/Cox News Channel, L.L.C.                                                                                                          |  | Delaware
|CoxCom, Inc.                                                                                                                           |  | Delaware

3

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CoxCom, Inc.,
a Delaware corporation, operates and owns the assets relating to the cable television systems and other businesses doing business under the following names:

d/b/a Cox

Business ServicesArizonaCaliforniaConnecticutFloridaLouisianad/b/a Cox

Communications Bakersfieldd/b/a Cox

Communications Cleveland Aread/b/a Cox

Communications Desert Valleyd/b/a Cox

Communications Gainesville/Ocalad/b/a Cox

Communications Humboldtd/b/a Cox

Communications Louisianad/b/a Cox

Communications New Englandd/b/a Cox

Communications North Carolinad/b/a Cox

Communications Northern Virginiad/b/a Cox

Communications Oklahoma Cityd/b/a Cox

Communications Orange Countyd/b/a Cox

Communications Palos Verdesd/b/a Cox

Communications Pensacolad/b/a Cox

Communications Phoenixd/b/a Cox

Communications Roanoked/b/a Cox

Communications San Diegod/b/a Cox

Communications Santa Barbarad/b/a Cox

Communications Sierra Vistad/b/a Cox

Communications Tucsond/b/a Cox

Communications West Texas


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