Local Calling Guide

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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-275 A El Sobrante-Pinole CA OKLDCAAN7MD  7379 MATRIX TELECOM, LLC. SII TNCI - CA 722      
510-275 0 El Sobrante-Pinole CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 722      
510-275 1 El Sobrante-Pinole CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 722      
510-275 2 El Sobrante-Pinole CA   7421 AT&T LOCAL 722   2002-10-27   
510-275 3 El Sobrante-Pinole CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2001-07-24   
510-275 4 El Sobrante-Pinole CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-10-26   
510-275 5 El Sobrante-Pinole CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 722   2005-03-22   
510-275 6 El Sobrante-Pinole CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 722      
510-275 7 El Sobrante-Pinole CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-10-10   
510-275 8 El Sobrante-Pinole CA   7379 MATRIX TELECOM, LLC. SII TNCI - CA 722   2006-01-09   
510-275 9 El Sobrante-Pinole CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2006-09-14   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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