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: BSTNMABODS9

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-228 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-241 A Charlestown MA 9102 VERIZON NEW ENGLAND INC. 128      
617-242 A Charlestown MA 9102 VERIZON NEW ENGLAND INC. 128      
617-248 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-263 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-366 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-372 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-490 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-635 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-643 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-724 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-726 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-886 A Charlestown MA 9102 VERIZON NEW ENGLAND INC. 128      
617-918 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-961 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
857-238 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
857-282 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      

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

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