Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 351 [Rate centres in NPA 351] [Dial plan for NPA 351]

NXX: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
351-210 A Hudson MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
351-210 0 Hudson MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2019-12-10   
351-210 1 Hudson MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2019-10-07   
351-210 2 Hudson MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2019-11-25   
351-210 3 Hudson MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-08-02   
351-210 4 Hudson MA   892D ONVOY, LLC - MA 128   2021-03-11   
351-210 5 Hudson MA   892D ONVOY, LLC - MA 128   2021-03-11   
351-210 6 Hudson MA   624H ONVOY SPECTRUM, LLC 128   2021-04-09   
351-210 7 Hudson MA   892D ONVOY, LLC - MA 128   2023-08-09   
351-210 8 Hudson MA   073H TELNYX LLC 128   2021-03-04   
351-210 9 Hudson MA   624H ONVOY SPECTRUM, LLC 128   2021-11-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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