Local Calling Guide

Area code/prefix search

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

NXX: 430

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-430 A Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-28   
857-430 0 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 1 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 2 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 3 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 4 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 5 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 6 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 7 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 8 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-430 9 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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