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: 585

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-585 A San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 0 San Carlos-Belmont CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-06-06   
650-585 1 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 2 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 3 San Carlos-Belmont CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-06-06   
650-585 4 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 5 San Carlos-Belmont CA SNJUCACL8MD  145J TERRA NOVA TELECOM INC. 722   2023-02-16   
650-585 6 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 7 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 8 San Carlos-Belmont CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-06-06   
650-585 9 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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