Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX: 323

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-323 A Richmond CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-323 0 Richmond CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-323 1 Richmond CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-323 2 Richmond CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-26   
510-323 3 Richmond CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2005-10-07   
510-323 4 Richmond CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-10-19   
510-323 5 Richmond CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-24   
510-323 6 Richmond CA SNFCCA01GT0  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-24   
510-323 7 Richmond CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-06-03   
510-323 8 Richmond CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2005-06-03   
510-323 9 Richmond CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-06-03   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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