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: 272 [Rate centres in NPA 272] [Dial plan for NPA 272]

NXX: 334

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
272-334 A Lock Haven PA SCTNPASCXMY  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 232      
272-334 0 Lock Haven PA   515J IP HORIZON LLC 232   2024-01-04   
272-334 2 Lock Haven PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 232   2025-11-07   
272-334 9 Lock Haven PA SCTNPASCXMY  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 232   2023-10-16   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.