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: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-637 A Maynard MA FRMNMAWADS1  7421 AT&T - LOCAL 128      
978-637 0 Maynard MA BSTPMALLOMD  073H TELNYX LLC 128   2017-04-27   
978-637 1 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-02-04   
978-637 2 Maynard MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2011-07-22   
978-637 4 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-09-25   
978-637 5 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
978-637 6 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-07-10   
978-637 7 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-14   
978-637 8 Maynard MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-14   
978-637 9 Maynard MA FRMNMAWADS1  7421 AT&T - LOCAL 128      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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