Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-257 A Winfield IA WNFDIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-257 0 Winfield IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-257 1 Winfield IA WNFDIAXORP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-257 2 Winfield IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-257 3 Winfield IA WNFDIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-257 4 Winfield IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-257 5 Winfield IA DVNPIAEAGMD  508J CENTURYLINK COMMUNICATIONS, LLC 634      
319-257 6 Winfield IA WNFDIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-257 7 Winfield IA WNFDIAXORS2  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-257 8 Winfield IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      
319-257 9 Winfield IA DVNPIADTGMD  221F ONVOY, LLC - IA 634      

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

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