Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 628 [Rate centres in NPA 628] [Dial plan for NPA 628]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-677 A Mill Valley CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-677 0 Mill Valley CA OKLECAZVGT0  5562 METROPCS, INC. 722   2022-05-06   
628-677 1 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-08-11   
628-677 2 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-08-11   
628-677 3 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-10-03   
628-677 4 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-10-03   
628-677 5 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-10-03   
628-677 6 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-10-03   
628-677 7 Mill Valley CA SNJUCACL7MD  965H FRACTEL, LLC 722   2021-09-13   
628-677 8 Mill Valley CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-08-11   
628-677 9 Mill Valley CA SNJUCACL4MD  939H COMMIO, LLC 722   2022-11-10   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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