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: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 236

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-236 A Santa Rosa CA SNRSCA010MD  7421 AT&T - LOCAL 722      
707-236 0 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
707-236 1 Santa Rosa CA SNRSCA010MD  7421 AT&T - LOCAL 722      
707-236 2 Santa Rosa CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
707-236 3 Santa Rosa CA SNRSCA010MD  7421 AT&T - LOCAL 722      
707-236 4 Santa Rosa CA OKLECAZVGT0  5562 METROPCS, INC. 722      
707-236 5 Santa Rosa CA OKLECAZVGT0  5562 METROPCS, INC. 722      
707-236 6 Santa Rosa CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
707-236 7 Santa Rosa CA OKLECAZVGT0  5562 METROPCS, INC. 722      
707-236 8 Santa Rosa CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-236 9 Santa Rosa CA SNRSCA010MD  7421 AT&T - LOCAL 722      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.