Local Calling Guide

Area code/prefix search

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NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]

NXX: 605

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-605 A Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-605 0 Brighton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-02-29   
857-605 1 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-10-18   
857-605 2 Brighton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2024-11-03   
857-605 3 Brighton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2024-11-03   
857-605 4 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-11-13   
857-605 5 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-11-13   
857-605 6 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-11-13   
857-605 7 Brighton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-605 8 Brighton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-605 9 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-11-25   

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

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