Local Calling Guide

Area code/prefix search

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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 996

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-996 A Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-996 0 Somerville MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-03   
617-996 1 Somerville MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-03   
617-996 2 Somerville MA   145J TERRA NOVA TELECOM INC. 128   2021-09-30   
617-996 3 Somerville MA CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   
617-996 4 Somerville MA CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   
617-996 5 Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-996 6 Somerville MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2014-03-17   
617-996 7 Somerville MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-12-30   
617-996 8 Somerville MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-12-30   
617-996 9 Somerville MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-10-01   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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