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: GLENNYXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
518-922 A Glen NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 134      
518-922 5 Glen NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 134      
518-922 6 Glen NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 134      
518-922 7 Glen NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 134      
518-922 8 Glen NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 134      
518-922 9 Glen NY 0096 CITIZENS TELECOMM CO OF NY DBA FRONTIER COMM OF NY 134      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.