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: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-348 A Chatham MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2024-02-16   
508-348 0 Chatham MA   145J TERRA NOVA TELECOM INC. 128   2024-02-07   
508-348 1 Chatham MA   318J COMCAST IP PHONE, LLC 128   2005-05-06   
508-348 2 Chatham MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-05-16   
508-348 4 Chatham MA   5562 METROPCS, INC. 128   2005-11-26   
508-348 5 Chatham MA   318J COMCAST IP PHONE, LLC 128   2012-05-20   
508-348 7 Chatham MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-08-24   
508-348 8 Chatham MA   515J IP HORIZON LLC 128   2019-04-26   
508-348 9 Chatham MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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