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: 380

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-380 A Oakland: Main-Piedmont DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-380 0 Oakland: Main-Piedmont DA CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2020-12-19   
510-380 1 Oakland: Main-Piedmont DA CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
510-380 2 Oakland: Main-Piedmont DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-14   
510-380 3 Oakland: Main-Piedmont DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-14   
510-380 4 Oakland: Main-Piedmont DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-14   
510-380 5 Oakland: Main-Piedmont DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-380 6 Oakland: Main-Piedmont DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-380 7 Oakland: Main-Piedmont DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
510-380 8 Oakland: Main-Piedmont DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-04-27   
510-380 9 Oakland: Main-Piedmont DA CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2020-10-01   

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

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