Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-261 A Sudbury MA FRMNMAWADS0  7421 AT&T LOCAL 128      
978-261 0 Sudbury MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
978-261 1 Sudbury MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-05-29   
978-261 3 Sudbury MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-261 5 Sudbury MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2005-01-20   
978-261 7 Sudbury MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-06-18   
978-261 9 Sudbury MA   7421 AT&T LOCAL 128      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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