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: 545

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-545 A Billerica MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 0 Billerica MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 1 Billerica MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 2 Billerica MA   5562 METROPCS, INC. 128   2022-04-28   
978-545 3 Billerica MA   5562 METROPCS, INC. 128   2022-04-28   
978-545 4 Billerica MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 5 Billerica MA   5562 METROPCS, INC. 128   2022-03-25   
978-545 6 Billerica MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 8 Billerica MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      
978-545 9 Billerica MA   892D ONVOY, LLC - MA 128   2023-09-18   

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

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