Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
301-300 0 Washington Zone 2 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2007-05-26   
301-309 7 Washington Zone 10 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2021-08-20   
301-325 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-337 0 Gaithersburg MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-22   
301-337 1 Gaithersburg MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-14   
301-337 5 Gaithersburg MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-11-01   
301-337 9 Gaithersburg MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-10-22   
301-347 8 Washington Zone 2 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2018-10-14   
301-351 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-356 0 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 1 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 2 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 3 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 4 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 5 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-05-02   
301-356 6 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-02-03   
301-356 7 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-02-03   
301-356 8 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-08-01   
301-357 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-357 0 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-12-07   
301-367 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-373 0 Leonardtown MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-07-15   
301-377 2 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2010-06-15   
301-377 9 Laurel MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2010-05-10   
301-448 0 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-03-04   
301-448 2 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-04-01   
301-448 5 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-448 6 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-09-20   
301-448 7 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-11-01   
301-448 8 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-11-01   
301-448 9 Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-12-02   
301-452 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-456 3 Washington Zone 5 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-10-01   
301-456 4 Washington Zone 5 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-16   
301-456 5 Washington Zone 5 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2012-06-16   
301-456 6 Washington Zone 5 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-12-15   
301-456 9 Washington Zone 5 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2013-10-01   
301-458 1 Washington Zone 4 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2015-09-05   
301-458 5 Washington Zone 4 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2013-05-15   
301-461 A Washington Zone 10 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-466 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-467 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-481 A Leonardtown MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-500 8 Washington Zone 2 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2011-08-01   
301-502 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-509 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-512 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-518 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-520 A Washington Zone 3 MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-525 1 Gaithersburg MD 6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-06-05   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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