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: 513

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-513 A San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-513 0 San Mateo CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-06   
650-513 1 San Mateo CA   318J COMCAST IP PHONE, LLC 722   2008-09-19   
650-513 2 San Mateo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-03-05   
650-513 3 San Mateo CA   9740 PACIFIC BELL 722      
650-513 4 San Mateo CA   9740 PACIFIC BELL 722      
650-513 5 San Mateo CA   9740 PACIFIC BELL 722      
650-513 6 San Mateo CA   318J COMCAST IP PHONE, LLC 722   2012-08-06   
650-513 7 San Mateo CA   9740 PACIFIC BELL 722      
650-513 8 San Mateo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-07-22   
650-513 9 San Mateo CA   6529 T-MOBILE USA, INC. 722   2019-03-22   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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