Local Calling Guide

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NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX: 634

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-634 A Bolton MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-634 0 Bolton MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-634 1 Bolton MA   318J COMCAST IP PHONE, LLC 128      
978-634 2 Bolton MA   318J COMCAST IP PHONE, LLC 128   2012-10-27   
978-634 3 Bolton MA   892D ONVOY, LLC - MA 128   2012-03-15   
978-634 4 Bolton MA   892D ONVOY, LLC - MA 128   2021-03-07   
978-634 5 Bolton MA   892D ONVOY, LLC - MA 128   2016-03-21   
978-634 6 Bolton MA   892D ONVOY, LLC - MA 128   2016-03-21   
978-634 7 Bolton MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2016-12-09   
978-634 8 Bolton MA   515J IP HORIZON LLC 128   2016-07-01   
978-634 9 Bolton MA   892D ONVOY, LLC - MA 128   2021-03-07   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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