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: BSTNMAHADS9

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-210 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-255 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-292 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-338 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-348 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-350 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-357 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-368 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-422 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-423 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-426 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-451 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-457 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-482 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-521 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-542 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-556 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-574 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-636 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-654 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-695 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-728 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-753 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-760 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-832 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-956 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
617-988 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128      
857-224 A Boston MA 9102 VERIZON NEW ENGLAND INC. 128   2010-02-07   

Last updated: Sun, 29 Nov 2020 13:13:58 UTC

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