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.
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Switch: MRBOMAFZDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-795 2 Acton MA 7135 TC SYSTEMS, INC. 128      
978-795 3 Acton MA 7135 TC SYSTEMS, INC. 128      
978-795 8 Acton MA 7135 TC SYSTEMS, INC. 128      
978-805 A Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 0 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 1 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 2 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 3 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 4 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 5 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 6 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 7 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-805 9 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-838 5 Berlin MA 7135 TC SYSTEMS, INC. 128   2014-07-28   
978-889 A Maynard MA 7135 TC SYSTEMS, INC. 128      
978-889 0 Maynard MA 7135 TC SYSTEMS, INC. 128      
978-889 1 Maynard MA 7135 TC SYSTEMS, INC. 128      
978-889 2 Maynard MA 7135 TC SYSTEMS, INC. 128      
978-889 3 Maynard MA 7135 TC SYSTEMS, INC. 128      
978-898 2 North Reading MA 7135 TC SYSTEMS, INC. 128   2015-05-29   
978-898 4 North Reading MA 7135 TC SYSTEMS, INC. 128   2003-03-01   
978-933 A Andover MA 7135 TC SYSTEMS, INC. 128      
978-933 0 Andover MA 7135 TC SYSTEMS, INC. 128      
978-933 4 Andover MA 7135 TC SYSTEMS, INC. 128      
978-933 5 Andover MA 7135 TC SYSTEMS, INC. 128      
978-942 A Lowell MA 7135 TC SYSTEMS, INC. 128      
978-942 2 Lowell MA 7135 TC SYSTEMS, INC. 128   2011-11-04   
978-955 A Lowell MA 7135 TC SYSTEMS, INC. 128      
978-955 3 Lowell MA 7135 TC SYSTEMS, INC. 128   2016-03-31   
978-967 1 Lowell MA 7135 TC SYSTEMS, INC. 128      
978-967 3 Lowell MA 7135 TC SYSTEMS, INC. 128      

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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