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: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-356 A Nicasio CA SNJUCACL7MD  965H FRACTEL, LLC 722      
628-356 0 Nicasio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-356 1 Nicasio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-17   
628-356 3 Nicasio CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-07-23   
628-356 4 Nicasio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-08-09   
628-356 5 Nicasio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-06-07   
628-356 6 Nicasio CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-06-07   
628-356 7 Nicasio CA SNJUCACL7MD  965H FRACTEL, LLC 722   2020-01-21   
628-356 8 Nicasio CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-08-14   
628-356 9 Nicasio CA SNJUCACL7MD  965H FRACTEL, LLC 722   2020-01-21   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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