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
978-780 4 Athol MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-05-02   
978-785 8 Lunenburg MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-26   
978-800 A Littleton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-800 0 Littleton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-800 1 Littleton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-11   
978-800 4 Littleton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2002-10-20   
978-801 A Essex MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-801 0 Essex MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-801 3 Essex MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-812 A Townsend MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-812 0 Townsend MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-28   
978-812 4 Townsend MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-819 A West Newbury MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-819 4 West Newbury MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-820 A Hubbardston MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-820 7 Hubbardston MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-822 1 Shirley MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-05-26   
978-838 3 Berlin MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-02   
978-841 A Maynard MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-841 5 Maynard MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-841 7 Maynard MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-842 A Groton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-842 2 Groton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-842 4 Groton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-842 6 Groton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-843 A Sterling MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-843 7 Sterling MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-845 0 North Reading MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-864 A West Newbury MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-864 2 West Newbury MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-865 A Gloucester MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-865 1 Gloucester MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-865 6 Gloucester MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-865 8 Gloucester MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-874 3 Westminster MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
978-877 4 Groton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-01-13   
978-877 5 Groton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-11   
978-878 A Fitchburg MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-878 0 Fitchburg MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-882 8 Danvers MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-890 A Essex MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-890 1 Essex MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-894 A Templeton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-894 0 Templeton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-894 1 Templeton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-894 2 Templeton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-02-14   
978-895 4 Templeton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-01-13   
978-903 A Rowley MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-903 0 Rowley MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-903 3 Rowley MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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