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: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-528 A Billerica MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-528 0 Billerica MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-14   
978-528 1 Billerica MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-28   
978-528 2 Billerica MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-12-08   
978-528 3 Billerica MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-28   
978-528 4 Billerica MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2003-03-24   
978-528 5 Billerica MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-528 6 Billerica MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-528 7 Billerica MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-02-25   
978-528 8 Billerica MA LWRNMACAX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2005-07-04   
978-528 9 Billerica 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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