Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]

NXX: 928

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-928 A Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 0 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 1 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-07-15   
857-928 2 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 3 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 4 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 5 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 6 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 7 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-928 8 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-05-26   
857-928 9 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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