Local Calling Guide

Area code/prefix search

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

NXX: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-203 A Foxboro MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-203 0 Foxboro MA   5562 METRO PCS, INC. 128   2008-12-15   
508-203 1 Foxboro MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-203 2 Foxboro MA   2899 BROADVIEW NETWORKS, INC. - MA 128   2004-12-23   
508-203 3 Foxboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2012-08-27   
508-203 4 Foxboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-203 5 Foxboro MA   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128   2006-12-01   
508-203 6 Foxboro MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-06-01   
508-203 7 Foxboro MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2007-05-31   
508-203 8 Foxboro MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2009-09-17   
508-203 9 Foxboro MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-11   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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