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: 916 [Rate centres in NPA 916] [Dial plan for NPA 916]

NXX: 831

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
916-831 A Elk Grove CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726      
916-831 0 Elk Grove CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2017-09-09   
916-831 1 Elk Grove CA WSCRCACMDS0  485E ASTOUND BROADBAND, LLC - CA 726   2017-10-23   
916-831 2 Elk Grove CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2017-05-28   
916-831 3 Elk Grove CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2017-05-28   
916-831 4 Elk Grove CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2017-05-28   
916-831 5 Elk Grove CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2017-05-28   
916-831 6 Elk Grove CA SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2017-05-28   
916-831 7 Elk Grove CA EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2018-01-12   
916-831 8 Elk Grove CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2018-11-17   
916-831 9 Elk Grove CA SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2017-12-20   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.