Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 475

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-475 A Westboro MA WSBOMASUDS1  9102 VERIZON NEW ENGLAND INC. 128      
508-475 0 Westboro MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2003-04-08   
508-475 1 Westboro MA   8468 FREEDOM RING COMMUNICATIONS, LLC 128   2006-08-22   
508-475 2 Westboro MA   9102 VERIZON NEW ENGLAND INC. 128      
508-475 3 Westboro MA   9102 VERIZON NEW ENGLAND INC. 128      
508-475 4 Westboro MA   9102 VERIZON NEW ENGLAND INC. 128      
508-475 5 Westboro MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-03-27   
508-475 6 Westboro MA   4084 PAETEC COMMUNICATIONS, INC. - MA 128   2006-10-06   
508-475 7 Westboro MA   8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128   2005-02-01   
508-475 8 Westboro MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2021-10-11   
508-475 9 Westboro MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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