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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-306 A Holliston MA CMBRMAORRS0  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-306 0 Holliston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-11   
508-306 1 Holliston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
508-306 2 Holliston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-23   
508-306 3 Holliston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-23   
508-306 4 Holliston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
508-306 5 Holliston MA   4536 XO MASSACHUSETTS, INC. 128   2006-05-19   
508-306 6 Holliston MA   2899 BROADVIEW NETWORKS, INC. - MA 128   2006-10-30   
508-306 7 Holliston MA   966G LOCAL ACCESS LLC - MA 128   2013-04-08   
508-306 8 Holliston MA   892D ONVOY, LLC - MA 128   2016-03-28   
508-306 9 Holliston MA   4536 XO MASSACHUSETTS, INC. 128   2006-05-19   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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