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: 657

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-657 A Bellingham MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-657 0 Bellingham MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-04-09   
508-657 1 Bellingham MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
508-657 2 Bellingham MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-10-01   
508-657 3 Bellingham MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2008-10-20   
508-657 4 Bellingham MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-657 6 Bellingham MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-09-26   
508-657 7 Bellingham MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-09-19   
508-657 8 Bellingham MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2021-09-26   
508-657 9 Bellingham MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2007-08-01   

Last updated: Sat, 26 Aug 2023 16:14:14 UTC

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