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: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-231 A Millbrae CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-231 0 Millbrae CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-231 1 Millbrae CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-231 2 Millbrae CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-231 3 Millbrae CA SNFCCAMMDS0  485E ASTOUND BROADBAND, LLC - CA 722      
650-231 4 Millbrae CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-231 5 Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-231 6 Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-231 8 Millbrae CA SNFCCA01XGX  516C AT&T CORP. 722      
650-231 9 Millbrae CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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