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: 607 [Rate centres in NPA 607] [Dial plan for NPA 607]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
607-677 A Binghamton NY BNGHNYHYBMD  932G SERVICE ELECTRIC TELEPHONE COMPANY, LLC - NY 138      
607-677 0 Binghamton NY   793K TWC IP ENABLED SERVICES, LLC 138   2015-08-10   
607-677 1 Binghamton NY   793K TWC IP ENABLED SERVICES, LLC 138   2019-02-28   
607-677 3 Binghamton NY   932G SERVICE ELECTRIC TELEPHONE COMPANY, LLC - NY 138   2013-04-27   
607-677 4 Binghamton NY   5562 METROPCS, INC. 138   2016-05-05   
607-677 5 Binghamton NY   5562 METROPCS, INC. 138   2016-05-05   
607-677 6 Binghamton NY   5562 METROPCS, INC. 138   2016-05-05   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.