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.

Old Forge, NY

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
315-369 A OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-369 0   793K TWC IP ENABLED SERVICES, LLC 136   2010-09-08   
315-369 1   793K TWC IP ENABLED SERVICES, LLC 136   2007-04-18   
315-369 2 OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-369 3 OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-369 4 OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-369 5 SYRCNYSUX2Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136      
315-369 6 OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-369 7 OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-369 8 SYRCNYSUX2Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136      
315-369 9 OLDFNYXADS0  0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 136      
315-780 A SYRCNYSUX2Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136      
315-780 0 SYRCNYSUX2Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136   2018-04-11   
315-780 1   829J PAETEC ITEL, LLC 136   2020-11-26   
315-780 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136   2025-10-04   
315-780 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136   2025-10-04   
315-780 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 136   2025-10-04   
315-780 9 SYRCNYSUX5Z  818H PEERING HUB, INC. - NY 136   2022-11-15   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.