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: BSTNMALBDS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-691 A Quincy MA 7135 TC SYSTEMS, INC. 128      
617-691 1 Quincy MA 7135 TC SYSTEMS, INC. 128      
617-691 2 Quincy MA 7135 TC SYSTEMS, INC. 128      
617-766 A South Boston MA 7135 TC SYSTEMS, INC. 128      
617-766 9 South Boston MA 7135 TC SYSTEMS, INC. 128      
617-793 A Quincy MA 7135 TC SYSTEMS, INC. 128      
617-793 0 Quincy MA 7135 TC SYSTEMS, INC. 128      
617-793 1 Quincy MA 7135 TC SYSTEMS, INC. 128      
617-793 7 Quincy MA 7135 TC SYSTEMS, INC. 128      
617-793 9 Quincy MA 7135 TC SYSTEMS, INC. 128      
781-285 A Duxbury MA 7135 TC SYSTEMS, INC. 128      
781-285 0 Duxbury 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 5 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 7 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 8 Canton MA 7135 TC SYSTEMS, INC. 128      
781-302 9 Canton MA 7135 TC SYSTEMS, INC. 128      
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      
781-471 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      
781-499 A Hanover MA 7135 TC SYSTEMS, INC. 128      
781-499 0 Hanover MA 7135 TC SYSTEMS, INC. 128      
781-499 1 Hanover MA 7135 TC SYSTEMS, INC. 128      
781-527 A Cohasset MA 7135 TC SYSTEMS, INC. 128      
781-527 6 Cohasset MA 7135 TC SYSTEMS, INC. 128      
781-534 A Weymouth MA 7135 TC SYSTEMS, INC. 128      
781-534 7 Weymouth MA 7135 TC SYSTEMS, INC. 128      
781-556 A Hingham MA 7135 TC SYSTEMS, INC. 128      
781-556 0 Hingham MA 7135 TC SYSTEMS, INC. 128      
781-607 A Randolph MA 7135 TC SYSTEMS, INC. 128      
781-607 1 Randolph MA 7135 TC SYSTEMS, INC. 128      
781-607 2 Randolph MA 7135 TC SYSTEMS, INC. 128      
781-607 3 Randolph MA 7135 TC SYSTEMS, INC. 128      
781-612 A Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   
781-612 0 Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   
781-612 1 Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   
781-612 2 Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   
781-612 3 Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   
781-612 4 Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   
781-612 5 Canton MA 7135 TC SYSTEMS, INC. 128   2021-04-16   

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Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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