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: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-866 A Belvedere CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-866 0 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-03-08   
628-866 1 Belvedere CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-01-01   
628-866 2 Belvedere CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-12-10   
628-866 3 Belvedere CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-12-10   
628-866 4 Belvedere CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-01-06   
628-866 5 Belvedere CA SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722   2022-02-05   
628-866 6 Belvedere CA SNJUCACL7MD  965H FRACTEL, LLC 722   2021-09-13   
628-866 7 Belvedere CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2023-04-26   
628-866 8 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-10-18   
628-866 9 Belvedere CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2021-10-18   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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