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: 951 [Rate centres in NPA 951] [Dial plan for NPA 951]

NXX: 701

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-701 A Arlington CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
951-701 0 Arlington CA LSANCAJW7MD  939H COMMIO, LLC 730   2024-01-27   
951-701 1 Arlington CA LSANCAJW7MD  939H COMMIO, LLC 730   2024-01-27   
951-701 2 Arlington CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-04-04   
951-701 3 Arlington CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-05-09   
951-701 4 Arlington CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-05-09   
951-701 5 Arlington CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-04-05   
951-701 6 Arlington CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-04-05   
951-701 7 Arlington CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-12-23   
951-701 8 Arlington CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-03-09   
951-701 9 Arlington CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-12-07   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.