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: 843

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-843 A Sterling MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2021-01-05   
978-843 1 Sterling MA WRCSMACEX1X  3370 CTC COMMUNICATIONS CORP. - MA 128   2005-12-23   
978-843 2 Sterling MA SOVLMAABBMD  145J TERRA NOVA TELECOM INC. 128   2021-01-18   
978-843 3 Sterling MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2006-04-23   
978-843 4 Sterling MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-04-11   
978-843 5 Sterling MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-06-06   
978-843 6 Sterling MA SOVLMAAB2MD  966G LOCAL ACCESS LLC - MA 128   2015-10-30   
978-843 7 Sterling MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-843 8 Sterling MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-04-11   

Last updated: Fri, 23 Jul 2021 12:43:22 UTC

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