Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 978 [Rate centres in NPA 978] [Dial plan for NPA 978]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
978-319 A Lowell MA CMBRMAORRS0  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-319 0 Lowell MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-01-12   
978-319 1 Lowell MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-07-22   
978-319 2 Lowell MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-06-08   
978-319 3 Lowell MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-01-12   
978-319 4 Lowell MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-319 5 Lowell MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-07-11   
978-319 6 Lowell MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2011-01-08   
978-319 7 Lowell MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-02-03   
978-319 8 Lowell MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-09-27   
978-319 9 Lowell MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2005-11-15   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.