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.

Somerset, PA

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
582-264 A ALNAPAALX0Y  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2024-05-12   
582-264 0   547E ONVOY, LLC - PA 230   2025-04-12   
582-264 1   547E ONVOY, LLC - PA 230   2024-07-08   
582-264 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 230   2025-06-27   
582-264 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 230   2025-07-29   
582-264 8   547E ONVOY, LLC - PA 230   2025-02-02   
582-264 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230   2025-09-05   
582-436 A ALNAPAACWMD  516J TON80 COMMUNICATIONS, LLC 230      
582-436 0   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2022-03-24   
582-436 1   939H COMMIO, LLC 230   2022-08-22   
582-436 2   547E ONVOY, LLC - PA 230   2024-03-03   
582-436 3   490J DISH WIRELESS, LLC 230   2024-04-25   
582-436 4   516J TON80 COMMUNICATIONS, LLC 230   2022-03-12   
582-436 5   624H ONVOY SPECTRUM, LLC 230   2022-03-13   
582-436 6   624H ONVOY SPECTRUM, LLC 230   2022-03-13   
582-436 7   547E ONVOY, LLC - PA 230   2024-12-02   
582-436 8   547E ONVOY, LLC - PA 230   2023-10-08   
582-436 9   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2022-09-02   
814-233 A ALNAPAALX0Y  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230      
814-279 A JHTWPAXJMMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230      
814-279 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230      
814-279 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230      
814-279 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230      
814-279 3   145J TERRA NOVA TELECOM INC. 230   2022-10-03   
814-279 4   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2004-05-14   
814-279 5   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2004-10-17   
814-279 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230   2004-11-05   
814-279 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230   2005-01-15   
814-279 8   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2005-02-10   
814-279 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 230   2006-05-29   
814-289 A ALNAPAALQMD  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230      
814-289 0   7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230      
814-289 1   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2005-08-07   
814-289 2   7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 230   2004-09-24   
814-289 3   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2006-02-13   
814-289 4   7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2006-05-17   
814-289 5   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2006-06-09   
814-289 6   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2006-06-09   
814-289 7   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2006-10-08   
814-289 8   3806 CORE COMMUNICATIONS, INC. - PA 230   2003-01-31   
814-289 9   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2007-03-10   
814-417 A SMRTPAXSDS0  0169 VERIZON NORTH, INC. - PA 230      
814-417 0   073H TELNYX LLC 230   2019-09-19   
814-417 1   6701 AERIAL COMMUNICATIONS, INC. 230   2021-04-03   
814-417 2   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 230   2020-05-31   
814-417 3   547E ONVOY, LLC - PA 230   2021-02-25   
814-417 4   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 230   2020-07-21   
814-417 5   547E ONVOY, LLC - PA 230   2021-02-25   
814-417 6   0169 VERIZON NORTH, INC. - PA 230   2019-09-14   
814-417 7   197D VONAGE AMERICA LLC 230   2022-10-03   

1 2 3 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.