Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 558

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-558 A Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-06-23   
774-558 2 Brockton MA SOVLMAABDMD  490J DISH WIRELESS, LLC 128   2024-07-12   
774-558 6 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-06-23   
774-558 7 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-06-23   
774-558 8 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-06-23   
774-558 9 Brockton MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2024-06-23   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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