Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-223 A Palo Alto CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-223 0 Palo Alto CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-223 1 Palo Alto CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-09-17   
650-223 2 Palo Alto CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-223 3 Palo Alto CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2011-05-07   
650-223 4 Palo Alto CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2005-09-01   
650-223 5 Palo Alto CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-223 6 Palo Alto CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-223 7 Palo Alto CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-223 8 Palo Alto CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-223 9 Palo Alto CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-09-17   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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