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: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
916-358 A Folsom CA FLSMCA12RS0  9740 PACIFIC BELL 726      
916-358 0 Folsom CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2011-09-02   
916-358 1 Folsom CA   9740 PACIFIC BELL 726      
916-358 2 Folsom CA   9740 PACIFIC BELL 726      
916-358 3 Folsom CA   9740 PACIFIC BELL 726      
916-358 4 Folsom CA   9740 PACIFIC BELL 726      
916-358 5 Folsom CA   9740 PACIFIC BELL 726      
916-358 6 Folsom CA   145J TERRA NOVA TELECOM INC. 726   2025-07-27   
916-358 7 Folsom CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 726   2006-11-06   
916-358 8 Folsom CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 726   2006-11-06   
916-358 9 Folsom CA   318J COMCAST IP PHONE, LLC 726   2010-10-25   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.