Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-206 A Brighton MA CMBRMAORDS0  7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      
617-206 0 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2012-12-10   
617-206 1 Brighton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2011-08-27   
617-206 2 Brighton MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      
617-206 3 Brighton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
617-206 4 Brighton MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-05-16   
617-206 5 Brighton MA   966C DSCI, LLC 128   2005-04-10   
617-206 6 Brighton MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2014-05-01   
617-206 7 Brighton MA   6664 SPRINT SPECTRUM L.P. 128   2006-02-04   
617-206 8 Brighton MA   6664 SPRINT SPECTRUM L.P. 128   2006-02-04   
617-206 9 Brighton MA   4536 XO MASSACHUSETTS, INC. 128   2007-04-20   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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