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: BSTNMACODS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
508-213 A Webster MA 7135 TC SYSTEMS, INC. 128      
508-217 A Bridgewater MA 7135 TC SYSTEMS, INC. 128      
508-762 A Worcester MA 7135 TC SYSTEMS, INC. 128      
508-948 A Westboro MA 7135 TC SYSTEMS, INC. 128      
617-378 A Boston MA 7135 TC SYSTEMS, INC. 128      
617-396 A Brookline MA 7135 TC SYSTEMS, INC. 128      
617-406 A Boston MA 7135 TC SYSTEMS, INC. 128      
617-433 A Milton MA 7135 TC SYSTEMS, INC. 128      
617-530 A Boston MA 7135 TC SYSTEMS, INC. 128      
617-942 A Jamaica Plain MA 7135 TC SYSTEMS, INC. 128      
781-202 A Burlington MA 7135 TC SYSTEMS, INC. 128      
781-216 A Waltham MA 7135 TC SYSTEMS, INC. 128      
857-383 A Boston MA 7135 TC SYSTEMS, INC. 128      
978-421 A Lowell MA 7135 TC SYSTEMS, INC. 128      
978-503 A Fitchburg MA 7135 TC SYSTEMS, INC. 128      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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