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 31 32 33 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-791 9 Burlington MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-795 A Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-795 1 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-795 4 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-795 9 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-810 4 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-03   
781-818 A Stoughton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-818 4 Stoughton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-827 A Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-827 3 Medford MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-836 A Hingham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-836 0 Hingham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-12-11   
781-836 4 Hingham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-836 5 Hingham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2009-10-09   
781-840 A Stoughton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-840 7 Stoughton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-09-16   
781-850 2 Stoneham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-03   
781-850 3 Stoneham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-03   
781-850 4 Stoneham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-01-13   
781-854 A Saugus MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2025-04-11   
781-854 3 Saugus MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
781-872 A Reading MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-872 0 Reading MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-881 A Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-881 0 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-881 4 Norwood MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-916 8 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-05-21   
781-926 A Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-926 0 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-926 4 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-926 6 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-926 7 Braintree MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-968 A Wakefield MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-968 5 Wakefield MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-989 A Canton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-989 2 Canton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-989 4 Canton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-989 8 Canton MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-11-18   
781-990 0 Marblehead MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-11   
781-990 2 Marblehead MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-01-06   
781-995 A Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-995 0 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-10-21   
781-995 2 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-03-17   
781-995 3 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-03-17   
781-995 4 Woburn MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-996 A Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-996 2 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-05-21   
781-996 3 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-05-21   
781-996 4 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
781-996 5 Waltham MA 4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-08-09   

<< 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 31 32 33 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.