Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-600 1 Billerica MA 4536 XO MASSACHUSETS, INC. 128      
978-600 2 Billerica MA 4536 XO MASSACHUSETS, INC. 128      
978-600 4 Billerica MA 4536 XO MASSACHUSETS, INC. 128      
978-600 7 Billerica MA 4536 XO MASSACHUSETS, INC. 128      
978-602 8 Fitchburg MA 4536 XO MASSACHUSETS, INC. 128   2004-12-09   
978-602 9 Fitchburg MA 4536 XO MASSACHUSETS, INC. 128   2004-12-09   
978-610 A Concord MA 4536 XO MASSACHUSETS, INC. 128      
978-610 0 Concord MA 4536 XO MASSACHUSETS, INC. 128      
978-610 1 Concord MA 4536 XO MASSACHUSETS, INC. 128      
978-610 7 Concord MA 4536 XO MASSACHUSETS, INC. 128      
978-642 A Wilmington MA 4536 XO MASSACHUSETS, INC. 128      
978-642 0 Wilmington MA 4536 XO MASSACHUSETS, INC. 128      
978-642 1 Wilmington MA 4536 XO MASSACHUSETS, INC. 128   2004-09-10   
978-642 2 Wilmington MA 4536 XO MASSACHUSETS, INC. 128      
978-642 3 Wilmington MA 4536 XO MASSACHUSETS, INC. 128   2005-08-13   
978-642 5 Wilmington MA 4536 XO MASSACHUSETS, INC. 128      
978-702 A Haverhill MA 4536 XO MASSACHUSETS, INC. 128      
978-702 0 Haverhill MA 4536 XO MASSACHUSETS, INC. 128      
978-702 1 Haverhill MA 4536 XO MASSACHUSETS, INC. 128      
978-702 2 Haverhill MA 4536 XO MASSACHUSETS, INC. 128      
978-702 8 Haverhill MA 4536 XO MASSACHUSETS, INC. 128   2005-10-14   
978-747 A Lawrence MA 4536 XO MASSACHUSETS, INC. 128      
978-747 0 Lawrence MA 4536 XO MASSACHUSETS, INC. 128      
978-747 1 Lawrence MA 4536 XO MASSACHUSETS, INC. 128      
978-747 2 Lawrence MA 4536 XO MASSACHUSETS, INC. 128      
978-747 8 Lawrence MA 4536 XO MASSACHUSETS, INC. 128   2005-07-22   
978-747 9 Lawrence MA 4536 XO MASSACHUSETS, INC. 128   2005-07-22   
978-748 3 Tyngsboro MA 4536 XO MASSACHUSETS, INC. 128   2006-04-29   
978-763 1 Hudson MA 4536 XO MASSACHUSETS, INC. 128   2002-03-13   
978-763 2 Hudson MA 4536 XO MASSACHUSETS, INC. 128   2005-07-15   
978-824 A Andover MA 4536 XO MASSACHUSETS, INC. 128      
978-824 0 Andover MA 4536 XO MASSACHUSETS, INC. 128      
978-824 1 Andover MA 4536 XO MASSACHUSETS, INC. 128      
978-824 2 Andover MA 4536 XO MASSACHUSETS, INC. 128      
978-824 3 Andover MA 4536 XO MASSACHUSETS, INC. 128      
978-824 6 Andover MA 4536 XO MASSACHUSETS, INC. 128      
978-832 A Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-832 0 Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-832 1 Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-832 2 Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-832 4 Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-832 7 Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-832 9 Salem MA 4536 XO MASSACHUSETS, INC. 128      
978-849 A Acton MA 4536 XO MASSACHUSETS, INC. 128      
978-849 0 Acton MA 4536 XO MASSACHUSETS, INC. 128      
978-849 1 Acton MA 4536 XO MASSACHUSETS, INC. 128      
978-849 2 Acton MA 4536 XO MASSACHUSETS, INC. 128      
978-849 5 Acton MA 4536 XO MASSACHUSETS, INC. 128      
978-849 6 Acton MA 4536 XO MASSACHUSETS, INC. 128   2005-07-24   
978-849 7 Acton MA 4536 XO MASSACHUSETS, INC. 128   2005-07-24   

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