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: 437

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-437 A San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 0 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-05-01   
650-437 1 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-05-01   
650-437 2 San Mateo CA OKLDCA03XOY  318J COMCAST IP PHONE LLC 722   2014-05-02   
650-437 3 San Mateo CA FRFECABBCM0  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-05-02   
650-437 4 San Mateo CA FRFECABBCM0  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-06-01   
650-437 5 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-06-28   
650-437 6 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-06-28   
650-437 7 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-06-28   
650-437 8 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-05-02   
650-437 9 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-05-02   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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