Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-419 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 0 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-419 1 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 2 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 3 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 4 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 5 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 6 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 7 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 8 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-419 9 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-420 A Federalsburg MD SLBRMD908MD  490J DISH WIRELESS, LLC 242      
667-420 0 Federalsburg MD   145J TERRA NOVA TELECOM INC. 242      
667-420 9 Federalsburg MD SLBRMD908MD  490J DISH WIRELESS, LLC 242      
667-421 A Columbia MD BLTMMDCHX7X  073H TELNYX LLC 238      
667-421 0 Columbia MD BLTQMD019MD  490J DISH WIRELESS, LLC 238      
667-421 1 Columbia MD BLTQMD019MD  490J DISH WIRELESS, LLC 238      
667-421 2 Columbia MD   876D ONVOY, LLC - MD 238      
667-421 3 Columbia MD   876D ONVOY, LLC - MD 238      
667-421 7 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-421 8 Columbia MD BLTMMDCHX7X  073H TELNYX LLC 238      
667-421 9 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-422 A Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 0 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 1 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 2 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 3 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 4 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 5 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 6 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 7 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 8 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-422 9 Baltimore MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
667-423 A Annapolis MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-423 0 Annapolis MD   876D ONVOY, LLC - MD 238      
667-423 1 Annapolis MD   876D ONVOY, LLC - MD 238      
667-423 2 Annapolis MD   876D ONVOY, LLC - MD 238      
667-423 3 Annapolis MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-423 4 Annapolis MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-423 5 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-423 6 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-423 7 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-423 8 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-423 9 Annapolis MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-424 A Odenton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
667-424 0 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-424 1 Odenton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
667-424 2 Odenton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
667-424 3 Odenton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
667-424 4 Odenton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
667-424 5 Odenton MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
667-424 6 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-424 7 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-424 8 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-424 9 Odenton MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-425 A Baltimore MD BLTMMDSNLMD  732J NUSO, LLC 238      
667-425 0 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-425 1 Baltimore MD BLTMMDSNLMD  732J NUSO, LLC 238      
667-425 2 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-425 3 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-425 4 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-425 5 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-425 6 Baltimore MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-425 7 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-425 8 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-425 9 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-426 A Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-426 0 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-426 1 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-426 2 Taneytown MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-426 3 Taneytown MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-426 4 Taneytown MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-426 5 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-426 6 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-426 7 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-426 8 Taneytown MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238      
667-426 9 Taneytown MD   876D ONVOY, LLC - MD 238      
667-427 A West River MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-427 0 West River MD BLTQMD019MD  490J DISH WIRELESS, LLC 238      
667-427 1 West River MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-427 2 West River MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-427 3 West River MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238      
667-427 4 West River MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-427 5 West River MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-427 6 West River MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-427 7 West River MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-427 8 West River MD BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-427 9 West River MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
667-428 A Salisbury MD SLBRMDXZ5MD  732J NUSO, LLC 242      
667-428 1 Salisbury MD SLBRMDXZ5MD  732J NUSO, LLC 242      
667-428 8 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
667-429 A Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 0 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 1 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 2 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 3 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 4 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 5 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 6 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 7 Pikesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.