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: 680 [Rate centres in NPA 680] [Dial plan for NPA 680]

NXX: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
680-600 A Syracuse NY SYRCNYSUX7X  624H ONVOY SPECTRUM, LLC 136      
680-600 0 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-10-29   
680-600 1 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-10-29   
680-600 2 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   
680-600 3 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   
680-600 4 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   
680-600 5 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   
680-600 6 Syracuse NY SYRCNYSUX7X  624H ONVOY SPECTRUM, LLC 136   2018-08-16   
680-600 7 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   
680-600 8 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   
680-600 9 Syracuse NY SYRCNYSUBMD  551G NUSO, LLC 136   2018-11-07   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.