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: 805 [Rate centres in NPA 805] [Dial plan for NPA 805]

NXX: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
805-356 A Guadalupe CA ARGRCA12DS1  7480 PACIFIC BELL (COMPETITIVE) 740      
805-356 0 Guadalupe CA ARGRCA12DS1  7480 PACIFIC BELL (COMPETITIVE) 740      
805-356 1 Guadalupe CA SNBBCAXFX1Y  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 740   2018-08-31   
805-356 2 Guadalupe CA SNBBCAXFXWX  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 740   2012-09-16   
805-356 3 Guadalupe CA SNBBCAXFXWX  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 740   2005-07-26   
805-356 4 Guadalupe CA SNBBCA010MD  258E YMAX COMMUNICATIONS CORP. - CA 740   2009-03-13   
805-356 5 Guadalupe CA SNLOCA01XEY  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 740   2016-07-11   
805-356 6 Guadalupe CA SNLOCA88PS0  776C CHARTER FIBERLINK CA-CCO, LLC - CA 740   2017-10-22   
805-356 7 Guadalupe CA SNBBCAXFXMX  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 740   2018-02-12   
805-356 8 Guadalupe CA SNLOCA014MD  9262 UTILITY TELECOM GROUP, LLC - CA 740   2005-08-10   
805-356 9 Guadalupe CA SNLOCA01XFX  649C ONVOY, LLC - CA 740   2017-10-29   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.