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
510-255 A Richmond CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-27   
510-255 0 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-27   
510-255 1 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-27   
510-255 2 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-27   
510-255 3 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-27   
510-255 4 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
510-255 5 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
510-255 6 Richmond CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
510-255 7 Richmond CA   7610 COMCAST PHONE OF CALIFORNIA, LLC - CA 722   2011-10-03   
510-255 8 Richmond CA   7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2012-09-14   
510-255 9 Richmond CA   6664 SPRINT SPECTRUM L.P. 722   2012-01-05   

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

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