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: 794

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-794 A Salinas CA SLNSCA01X8Y  5562 METROPCS, INC. 736      
831-794 0 Salinas CA   5562 METROPCS, INC. 736      
831-794 1 Salinas CA   5562 METROPCS, INC. 736      
831-794 2 Salinas CA   5562 METROPCS, INC. 736      
831-794 3 Salinas CA   5562 METROPCS, INC. 736      
831-794 4 Salinas CA   5562 METROPCS, INC. 736      
831-794 5 Salinas CA   5562 METROPCS, INC. 736   2004-10-10   
831-794 6 Salinas CA   5562 METROPCS, INC. 736   2004-10-10   
831-794 7 Salinas CA   5562 METROPCS, INC. 736   2004-10-10   
831-794 8 Salinas CA   5562 METROPCS, INC. 736   2006-05-31   
831-794 9 Salinas CA   5562 METROPCS, INC. 736   2006-05-31   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.