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: 831 [Rate centres in NPA 831] [Dial plan for NPA 831]

NXX: 710

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-710 A Salinas CA SLNSCABIXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 736      
831-710 0 Salinas CA SLNSCABIXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 736      
831-710 1 Salinas CA SLNSCABIXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 736      
831-710 2 Salinas CA SLNSCABIXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 736   2004-09-27   
831-710 3 Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736   2012-05-24   
831-710 4 Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736   2009-06-11   
831-710 5 Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736   2012-05-24   
831-710 6 Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736   2012-05-24   
831-710 7 Salinas CA SLNSCA01XEY  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 736   2008-07-04   
831-710 8 Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736   2012-05-24   
831-710 9 Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736   2012-06-07   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.