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: 789

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-789 A Salinas CA SLNSCA011KD  7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA 736      
831-789 0 Salinas CA SLNSCA01XQX  5562 METROPCS, INC. 736      
831-789 1 Salinas CA SLNSCA01XQX  5562 METROPCS, INC. 736      
831-789 2 Salinas CA MTRYCA012MD  981E BANDWIDTH.COM CLEC, LLC - CA 736      
831-789 3 Salinas CA SLNSCA01XQX  6529 T-MOBILE USA, INC. 736      
831-789 4 Salinas CA SLNSCA01XQX  5562 METROPCS, INC. 736      
831-789 5 Salinas CA SLNSCA01XQX  5562 METROPCS, INC. 736      
831-789 6 Salinas CA SLNSCA01XQX  6529 T-MOBILE USA, INC. 736      
831-789 7 Salinas CA SLNSCA01XQX  5562 METROPCS, INC. 736      
831-789 8 Salinas CA SLNSCA01XQY  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 736      
831-789 9 Salinas CA SLNSCA01XOX  776C CHARTER FIBERLINK CA-CCO, LLC - CA 736      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.