Local Calling Guide

Area code/prefix search

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

NXX: 287

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-287 A Boston MA   5562 METRO PCS, INC. 128      
857-287 0 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-18   
857-287 2 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2017-03-25   
857-287 3 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2017-03-25   
857-287 4 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 5 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 6 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 7 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 8 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 9 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   

Last updated: Sat, 31 Oct 2020 19:28:10 UTC

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