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: 299

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-299 A Falmouth MA FLMOMAMGDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-299 0 Falmouth MA BRTNMACR0MD  3370 CTC COMMUNICATIONS CORP. - MA 128   2004-05-09   
508-299 1 Falmouth MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-03-14   
508-299 2 Falmouth MA FLMOMAMGDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-299 3 Falmouth MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
508-299 4 Falmouth MA FRMNMAWARMD  7421 AT&T LOCAL 128   2003-11-28   
508-299 5 Falmouth MA BSTPMALLDS1  4536 XO MASSACHUSETTS, INC. 128   2006-04-29   
508-299 6 Falmouth MA CMBRMAORDS0  7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2008-10-01   
508-299 7 Falmouth MA CMBRMAMQDS3  316E YMAX COMMUNICATIONS CORP. - MA 128   2008-10-04   
508-299 8 Falmouth MA FLMOMAMGDS0  9102 VERIZON NEW ENGLAND INC. 128      
508-299 9 Falmouth MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-06-24   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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