Local Calling Guide

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

NXX: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-243 A Boston MA   892D ONVOY, LLC - MA 128      
857-243 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-07-18   
857-243 1 Boston MA   5562 METRO PCS, INC. 128   2010-06-19   
857-243 2 Boston MA   892D ONVOY, LLC - MA 128   2009-12-27   
857-243 3 Boston MA   5562 METRO PCS, INC. 128   2010-06-19   
857-243 4 Boston MA   5562 METRO PCS, INC. 128   2010-06-19   
857-243 5 Boston MA   5562 METRO PCS, INC. 128   2010-06-19   
857-243 6 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2009-12-29   
857-243 7 Boston MA   5562 METRO PCS, INC. 128   2010-06-19   
857-243 8 Boston MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2010-05-03   
857-243 9 Boston MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2010-05-03   

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

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