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.

Switch: CMBRMAORDSG

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
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   
978-910 A Salem MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-910 0 Salem MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
978-910 1 Salem MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.