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.

NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 854

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-854 A Boston MA BSTNMABODS2  9102 VERIZON NEW ENGLAND INC. 128      
617-854 0 Boston MA   624H ONVOY SPECTRUM, LLC 128   2021-11-06   
617-854 1 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 2 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 3 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 4 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 5 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 6 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 7 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 8 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      
617-854 9 Boston MA   9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.