Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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
510-307 A Richmond CA RCMDCA11DS0  9740 PACIFIC BELL 722      
510-307 0 Richmond CA   9740 PACIFIC BELL 722      
510-307 1 Richmond CA   9740 PACIFIC BELL 722      
510-307 2 Richmond CA   9740 PACIFIC BELL 722      
510-307 3 Richmond CA   9740 PACIFIC BELL 722      
510-307 4 Richmond CA   9740 PACIFIC BELL 722      
510-307 5 Richmond CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2010-02-13   
510-307 6 Richmond CA   6529 T-MOBILE USA, INC. 722   2005-12-30   
510-307 7 Richmond CA   9740 PACIFIC BELL 722      
510-307 8 Richmond CA   9740 PACIFIC BELL 722      
510-307 9 Richmond CA   9740 PACIFIC BELL 722      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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