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: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-253 A Hillsboro IA HLBOIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-253 0 Hillsboro IA HLBOIAXORP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-253 1 Hillsboro IA HLBOIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-253 2 Hillsboro IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-253 3 Hillsboro IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-253 4 Hillsboro IA HLBOIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-253 5 Hillsboro IA HLBOIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-253 6 Hillsboro IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-253 7 Hillsboro IA DVNPIAEAGMD  508J CENTURYLINK COMMUNICATIONS, LLC 634      
319-253 8 Hillsboro IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-253 9 Hillsboro IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.