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: 209

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-209 A Sudbury MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-209 0 Sudbury MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-209 1 Sudbury MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-209 2 Sudbury MA   892D ONVOY, LLC - MA 128   2021-07-10   
978-209 3 Sudbury MA   892D ONVOY, LLC - MA 128   2021-07-10   
978-209 4 Sudbury MA   892D ONVOY, LLC - MA 128   2021-08-14   
978-209 5 Sudbury MA   892D ONVOY, LLC - MA 128   2021-08-14   
978-209 6 Sudbury MA   892D ONVOY, LLC - MA 128   2023-08-17   
978-209 7 Sudbury MA   892D ONVOY, LLC - MA 128   2022-04-17   
978-209 8 Sudbury MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-209 9 Sudbury MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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