Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 9212 VERIZON MARYLAND, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-444 5 Baltimore MD BLTMMDYKDS0  238   2005-08-27   
443-444 6 Baltimore MD BLTMMDYKDS0  238   2005-08-27   
443-444 7 Baltimore MD BLTMMDYKDS0  238   2005-08-27   
443-444 8 Baltimore MD BLTMMDYKDS0  238   2005-08-27   
443-444 9 Baltimore MD BLTMMDYKDS0  238   2005-08-27   
443-445 A Elkridge MD EKRGMDELDS0  238      
443-445 7 Elkridge MD EKRGMDELDS0  238   2004-02-16   
443-445 8 Elkridge MD EKRGMDELDS0  238   2004-02-16   
443-455 A Baltimore MD BLTMMDWLDS0  238      
443-455 5 Baltimore MD BLTMMDWLDS0  238   2006-06-14   
443-455 6 Baltimore MD BLTMMDWLDS0  238   2006-06-19   
443-455 8 Baltimore MD BLTMMDWLDS0  238   2006-06-14   
443-462 3 Baltimore MD BLTMMDCHDS2  238   2009-04-20   
443-462 4 Baltimore MD BLTMMDCHDS2  238   2009-04-20   
443-462 5 Baltimore MD BLTMMDCHDS2  238   2009-04-20   
443-476 A Annapolis MD ANNPMDANDS0  238      
443-479 A Waterloo (Washington DC LATA) MD LARLMDDYDS0  236      
443-482 A Annapolis MD ANNPMDANDS0  238      
443-482 0 Annapolis MD ANNPMDANDS0  238      
443-482 1 Annapolis MD ANNPMDANDS0  238      
443-482 2 Annapolis MD ANNPMDANDS0  238      
443-482 3 Annapolis MD ANNPMDANDS0  238      
443-482 7 Annapolis MD ANNPMDANDS0  238      
443-482 8 Annapolis MD ANNPMDANDS0  238      
443-482 9 Annapolis MD ANNPMDANDS0  238      
443-486 4 Prince Frederick MD PRFRMDPFRS1  238   2004-07-15   
443-507 0 Hampstead MD HMPSMDHERS1  238   2003-10-17   
443-507 5 Hampstead MD HMPSMDHERS1  238   2005-05-27   
443-508 4 Hampstead MD HMPSMDHERS1  238   2004-10-07   
443-512 A Edgewood MD WNRNMDWNRS1  238      
443-512 0 Edgewood MD WNRNMDWNRS1  238      
443-512 8 Edgewood MD WNRNMDWNRS1  238      
443-518 A Columbia MD CLMAMDCBRP0  238      
443-518 1 Columbia MD CLMAMDCBRP0  238   2009-03-02   
443-518 2 Columbia MD CLMAMDCBRP0  238   2009-03-02   
443-518 3 Columbia MD CLMAMDCBRP0  238   2009-03-02   
443-518 4 Columbia MD CLMAMDCBRP0  238   2009-03-02   
443-518 5 Columbia MD CLMAMDCBRP0  238   2009-03-02   
443-523 A Salisbury MD SLBRMDSBDS1  242      
443-523 1 Salisbury MD SLBRMDSBDS1  242      
443-535 A Columbia MD CLVLMDCERP0  238   2024-01-30   
443-535 0 Columbia MD CLVLMDCERP0  238      
443-535 8 Columbia MD CLVLMDCERP0  238      
443-535 9 Columbia MD CLVLMDCERP0  238      
443-542 4 Columbia MD CLMAMDSRRS0  238   2004-12-20   
443-542 6 Columbia MD CLMAMDSRRS0  238   2004-12-20   
443-543 A Arbutus MD ARBTMDARDS0  238      
443-543 0 Arbutus MD ARBTMDARDS0  238      
443-543 1 Arbutus MD ARBTMDARDS0  238      
443-543 2 Arbutus MD ARBTMDARDS0  238      

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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