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: 897

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-897 A Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-897 0 Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2015-03-30   
510-897 1 Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-897 2 Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-897 3 Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722   2014-06-06   
510-897 4 Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-897 5 Fremont-Newark: Oliver DA CA OKLDCAMPDS0  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2014-06-26   
510-897 6 Fremont-Newark: Oliver DA CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-08-26   
510-897 7 Fremont-Newark: Oliver DA CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722   2002-09-17   
510-897 8 Fremont-Newark: Oliver DA CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO 722      
510-897 9 Fremont-Newark: Oliver DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-07-26   

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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