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: 844

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-844 A San Mateo CA SNJUCACL7MD  965H FRACTEL LLC 722      
650-844 4 San Mateo CA SNJUCACL7MD  965H FRACTEL LLC 722   2020-10-25   
650-844 5 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-11-25   
650-844 6 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-11-25   
650-844 7 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-11-25   
650-844 8 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-11-25   

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

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