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: CMBRMA01DS5

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-932 4 Belmont MA 7135 TC SYSTEMS, INC. 128   2004-03-21   
617-942 A Jamaica Plain MA 7135 TC SYSTEMS, INC. 128      
617-942 9 Jamaica Plain MA 7135 TC SYSTEMS, INC. 128      
781-202 A Burlington MA 7135 TC SYSTEMS, INC. 128      
781-202 0 Burlington MA 7135 TC SYSTEMS, INC. 128      
781-205 A Reading MA 7135 TC SYSTEMS, INC. 128      
781-205 5 Reading MA 7135 TC SYSTEMS, INC. 128      
781-216 A Waltham MA 7135 TC SYSTEMS, INC. 128      
781-216 4 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-216 5 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-216 6 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-216 7 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-216 9 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-218 A Winchester MA 7135 TC SYSTEMS, INC. 128      
781-218 0 Winchester MA 7135 TC SYSTEMS, INC. 128      
781-225 A Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 A Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 0 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 1 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 2 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 3 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 4 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 5 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-266 9 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-298 A Canton MA 7135 TC SYSTEMS, INC. 128      
781-298 2 Canton MA 7135 TC SYSTEMS, INC. 128      
781-298 4 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 A Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 0 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 1 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 2 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 3 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 4 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 7 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 9 Canton MA 7135 TC SYSTEMS, INC. 128      
781-350 A Medford MA 7135 TC SYSTEMS, INC. 128      
781-350 1 Medford MA 7135 TC SYSTEMS, INC. 128      
781-350 7 Medford MA 7135 TC SYSTEMS, INC. 128   2017-06-02   
781-364 A Canton MA 7135 TC SYSTEMS, INC. 128      
781-364 1 Canton MA 7135 TC SYSTEMS, INC. 128      
781-364 2 Canton MA 7135 TC SYSTEMS, INC. 128      
781-364 3 Canton MA 7135 TC SYSTEMS, INC. 128      
781-370 A Waltham MA 7135 TC SYSTEMS, INC. 128      
781-406 A Lynnfield MA 7135 TC SYSTEMS, INC. 128      
781-406 1 Lynnfield MA 7135 TC SYSTEMS, INC. 128      
781-406 2 Lynnfield MA 7135 TC SYSTEMS, INC. 128      
781-417 A Saugus MA 7135 TC SYSTEMS, INC. 128      
781-417 1 Saugus MA 7135 TC SYSTEMS, INC. 128      
781-429 A Needham MA 7135 TC SYSTEMS, INC. 128      
781-429 4 Needham MA 7135 TC SYSTEMS, INC. 128      
781-429 5 Needham MA 7135 TC SYSTEMS, INC. 128   2010-10-22   
781-429 6 Needham MA 7135 TC SYSTEMS, INC. 128   2011-02-03   
781-430 A Lexington MA 7135 TC SYSTEMS, INC. 128      
781-430 1 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-430 2 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-434 A Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 0 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 1 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 2 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 3 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 4 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 5 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 6 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-434 7 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-443 A Arlington MA 7135 TC SYSTEMS, INC. 128      
781-443 0 Arlington MA 7135 TC SYSTEMS, INC. 128      
781-451 A Wakefield MA 7135 TC SYSTEMS, INC. 128      
781-451 2 Wakefield MA 7135 TC SYSTEMS, INC. 128      
781-451 4 Wakefield MA 7135 TC SYSTEMS, INC. 128      
781-462 A Melrose MA 7135 TC SYSTEMS, INC. 128      
781-462 0 Melrose MA 7135 TC SYSTEMS, INC. 128      
781-462 2 Melrose MA 7135 TC SYSTEMS, INC. 128      
781-464 A Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 1 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 2 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 3 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 4 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 5 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 6 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 7 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 8 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-464 9 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-471 A Dedham MA 7135 TC SYSTEMS, INC. 128      
781-471 1 Dedham MA 7135 TC SYSTEMS, INC. 128      
781-471 2 Dedham MA 7135 TC SYSTEMS, INC. 128      
781-471 3 Dedham MA 7135 TC SYSTEMS, INC. 128      
781-472 A Waltham MA 7135 TC SYSTEMS, INC. 128      
781-472 3 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-472 6 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-472 7 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-472 8 Waltham MA 7135 TC SYSTEMS, INC. 128      
781-482 A Lexington MA 7135 TC SYSTEMS, INC. 128      
781-482 0 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-482 1 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-482 2 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-482 6 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-482 9 Lexington MA 7135 TC SYSTEMS, INC. 128      
781-518 4 Medford MA 7135 TC SYSTEMS, INC. 128   2003-11-28   
781-530 A Waltham MA 7135 TC SYSTEMS, INC. 128      
781-530 1 Waltham MA 7135 TC SYSTEMS, INC. 128      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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