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: 422

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-422 A Parkersburg IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-422 0 Parkersburg IA   6266 UNITED STATES CELLULAR - IA 635   2023-06-23   
319-422 1 Parkersburg IA   6529 T-MOBILE USA, INC. 635   2024-09-12   
319-422 2 Parkersburg IA   221F ONVOY, LLC - IA 635   2021-06-14   
319-422 3 Parkersburg IA   221F ONVOY, LLC - IA 635   2021-06-14   
319-422 4 Parkersburg IA   221F ONVOY, LLC - IA 635   2021-06-14   
319-422 5 Parkersburg IA   221F ONVOY, LLC - IA 635   2021-06-14   
319-422 6 Parkersburg IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2023-01-08   
319-422 7 Parkersburg IA   221F ONVOY, LLC - IA 635   2021-12-06   
319-422 8 Parkersburg IA   221F ONVOY, LLC - IA 635   2021-12-06   
319-422 9 Parkersburg IA   6529 T-MOBILE USA, INC. 635   2024-09-12   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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