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: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-300 A Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-300 0 Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-11-16   
650-300 1 Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
650-300 2 Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
650-300 3 Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-11-16   
650-300 4 Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-11-22   
650-300 5 Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-07-10   
650-300 6 Palo Alto CA SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2012-12-22   
650-300 7 Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-14   
650-300 8 Palo Alto CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-14   
650-300 9 Palo Alto CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2012-12-21   

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

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