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|Local Notice to MarinersLNMs by CG District
LNM Archives
District Boundaries
Chart Ordering Info
Frequently Asked Questions
LNM List Server Registration
Current Light Lists
Light List Corrections
Light List Files - Monthly UpdatesPrimary Mission Areas:Global Positioning System
Differential GPS
Nationwide DGPS
LORAN C
Inland River Vessel Movement Center
Long Range Identification and Tracking
Civil GPS Service Interface Committee
Automatic Identification System
Nationwide AIS (NAIS)
Electronic Navigation & Charting
Maritime TelecommunicationsServices & Reporting:Receive Free LNM Updates
Receive Free GPS Status Messages
Receive NANU Updates
Join CGSIC (free)
Report an ATON Discrepancy or Outage
Report a GPS Problem
Report a DGPS Problem
Ask a Question or Report an AIS Problem
Contact UsMaritime Information:USCG 'Homeport' Website
Vessel Traffic Services
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CG Nat'l Distress System
Digital Selective Calling
Marine Safety Information Broadcasts
VHF Channels & Freqs
MF & HF Channels
Digital Selective Calling
Nav Pubs and Documents
Radio Watch RequirementsLOCAL NOTICE TO MARINERS**The USCG Local Notice to Mariners** is updated weekly and is available for download in Portable Document File (PDF) Format. You may download the free Adobe Reader.**LNM Special Notices: LORAN-C, NAIS Notice, LRIT ASP Notice**
Click on the map below to read the latest USCG Notice to Mariners for your location:
US Map showing CG Districts

Please review the following USCG District boundary information.
USCG District Boundaries
	USCG District Supplemental InformationMore Notice to Mariners...
The Notice to Mariners (NGA)
	Canadian Notice to Mariners (Notmar)Sign up to receive weekly messages regarding the USCG Local Notice to Mariners and critical marine information.
USCG LNM List Server Subscription Page (by District)
	NAVCEN LNM and Light List Summary of Corrections RSS Feed Page**U.S. Coast Guard Navigation Center** - NAVCEN MS 7310, 7323 Telegraph Road, Alexandria, VA 20598 - 7310 | (703) 313-5900 
	  
					
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|Local Notice to MarinersLNMs by CG District
LNM Archives
District Boundaries
Chart Ordering Info
Frequently Asked Questions
LNM List Server Registration
Current Light Lists
Light List Corrections
Light List Files - Monthly UpdatesPrimary Mission Areas:Global Positioning System
Differential GPS
Nationwide DGPS
LORAN C
Inland River Vessel Movement Center
Long Range Identification and Tracking
Civil GPS Service Interface Committee
Automatic Identification System
Nationwide AIS (NAIS)
Electronic Navigation & Charting
Maritime TelecommunicationsServices & Reporting:Receive Free LNM Updates
Receive Free GPS Status Messages
Receive NANU Updates
Join CGSIC (free)
Report an ATON Discrepancy or Outage
Report a GPS Problem
Report a DGPS Problem
Ask a Question or Report an AIS Problem
Contact UsMaritime Information:USCG 'Homeport' Website
Vessel Traffic Services
Global Maritime Distress and Safety System
CG Nat'l Distress System
Digital Selective Calling
Marine Safety Information Broadcasts
VHF Channels & Freqs
MF & HF Channels
Digital Selective Calling
Nav Pubs and Documents
Radio Watch Requirements                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|Local Notice to Mariners                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     
|LNMs by CG District
LNM Archives
District Boundaries
Chart Ordering Info
Frequently Asked Questions
LNM List Server Registration
Current Light Lists
Light List Corrections
Light List Files - Monthly Updates                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
|Primary Mission Areas:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
|Global Positioning System
Differential GPS
Nationwide DGPS
LORAN C
Inland River Vessel Movement Center
Long Range Identification and Tracking
Civil GPS Service Interface Committee
Automatic Identification System
Nationwide AIS (NAIS)
Electronic Navigation & Charting
Maritime Telecommunications                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
|Services & Reporting:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|Receive Free LNM Updates
Receive Free GPS Status Messages
Receive NANU Updates
Join CGSIC (free)
Report an ATON Discrepancy or Outage
Report a GPS Problem
Report a DGPS Problem
Ask a Question or Report an AIS Problem
Contact Us                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
|Maritime Information:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
|USCG 'Homeport' Website
Vessel Traffic Services
Global Maritime Distress and Safety System
CG Nat'l Distress System
Digital Selective Calling
Marine Safety Information Broadcasts
VHF Channels & Freqs
MF & HF Channels
Digital Selective Calling
Nav Pubs and Documents
Radio Watch Requirements                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
|LOCAL NOTICE TO MARINERS**The USCG Local Notice to Mariners** is updated weekly and is available for download in Portable Document File (PDF) Format. You may download the free Adobe Reader.**LNM Special Notices: LORAN-C, NAIS Notice, LRIT ASP Notice**
Click on the map below to read the latest USCG Notice to Mariners for your location:
US Map showing CG Districts

Please review the following USCG District boundary information.
USCG District Boundaries
	USCG District Supplemental InformationMore Notice to Mariners...
The Notice to Mariners (NGA)
	Canadian Notice to Mariners (Notmar)Sign up to receive weekly messages regarding the USCG Local Notice to Mariners and critical marine information.
USCG LNM List Server Subscription Page (by District)
	NAVCEN LNM and Light List Summary of Corrections RSS Feed Page                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    
|**U.S. Coast Guard Navigation Center** - NAVCEN MS 7310, 7323 Telegraph Road, Alexandria, VA 20598 - 7310 | (703) 313-5900 
	  
					
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