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: SYRCNYSU50T

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
315-203 1 Adams NY 997E BANDWIDTH.COM CLEC, LLC - NY 136   2011-09-25   
315-203 2 Adams NY 997E BANDWIDTH.COM CLEC, LLC - NY 136   2011-10-21   
315-485 A Syracuse NY 9104 VERIZON NEW YORK, INC. 136      
315-499 A Syracuse NY 9104 VERIZON NEW YORK, INC. 136      
315-509 0 Pulaski NY 997E BANDWIDTH.COM CLEC, LLC - NY 136   2011-10-21   
315-799 A Utica NY 9104 VERIZON NEW YORK, INC. 136      
315-890 A Waddington NY 9104 VERIZON NEW YORK, INC. 136   2025-03-30   
680-380 1 Pulaski NY 997E BANDWIDTH.COM CLEC, LLC - NY 136   2024-12-22   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.