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: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-255 A Newburyport MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-255 0 Newburyport MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-11-27   
978-255 1 Newburyport MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-255 2 Newburyport MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
978-255 3 Newburyport MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-21   
978-255 4 Newburyport MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2012-06-01   
978-255 7 Newburyport MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-07-31   
978-255 8 Newburyport MA NRTNMAAACM4  5562 METROPCS, INC. 128   2022-06-21   
978-255 9 Newburyport MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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