Local Calling Guide

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

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-523 A Somerville MA WRXBMAWACM2  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-523 0 Somerville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-523 1 Somerville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-08-27   
857-523 2 Somerville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-06-10   
857-523 3 Somerville MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2016-05-09   
857-523 4 Somerville MA   756G WIDE VOICE, LLC - MA 128   2016-09-03   
857-523 5 Somerville MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-04-25   
857-523 6 Somerville MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-04-25   
857-523 7 Somerville MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2016-05-09   
857-523 8 Somerville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-523 9 Somerville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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