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: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-500 A Vinton IA IWCYIA706MD  965H FRACTEL, LLC 635      
319-500 0 Vinton IA IWCYIA706MD  965H FRACTEL, LLC 635      
319-500 1 Vinton IA IWCYIA702MD  939H COMMIO, LLC 635      
319-500 2 Vinton IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      
319-500 3 Vinton IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-500 4 Vinton IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-500 5 Vinton IA IWCYIA706MD  965H FRACTEL, LLC 635      
319-500 6 Vinton IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-500 7 Vinton IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-500 8 Vinton IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-500 9 Vinton IA   145J TERRA NOVA TELECOM INC. 635      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.