Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-672 A Rockwell City IA 221F ONVOY, LLC - IA 630      
712-672 0 Rockwell City IA 221F ONVOY, LLC - IA 630   2022-12-11   
712-672 2 Rockwell City IA 221F ONVOY, LLC - IA 630   2021-10-16   
712-672 3 Rockwell City IA 221F ONVOY, LLC - IA 630   2021-11-24   
712-672 7 Rockwell City IA 221F ONVOY, LLC - IA 630   2021-05-03   
712-728 8 Hartley IA 221F ONVOY, LLC - IA 630   2021-09-16   
712-735 3 May City IA 221F ONVOY, LLC - IA 630   2021-05-05   
712-735 5 May City IA 221F ONVOY, LLC - IA 630   2021-10-31   
712-736 3 Melvin IA 221F ONVOY, LLC - IA 630   2021-05-05   
712-736 4 Melvin IA 221F ONVOY, LLC - IA 630   2021-10-31   
712-742 A Paullina IA 221F ONVOY, LLC - IA 630      
712-742 2 Paullina IA 221F ONVOY, LLC - IA 630   2021-10-16   
712-742 7 Paullina IA 221F ONVOY, LLC - IA 630   2021-05-09   
712-758 4 Ocheyedan IA 221F ONVOY, LLC - IA 630   2021-10-31   
712-758 5 Ocheyedan IA 221F ONVOY, LLC - IA 630   2021-05-05   
712-843 6 Albert City IA 221F ONVOY, LLC - IA 630   2021-09-04   
712-843 8 Albert City IA 221F ONVOY, LLC - IA 630   2021-05-05   
712-848 2 Rolfe IA 221F ONVOY, LLC - IA 630   2021-10-31   
712-848 4 Rolfe IA 221F ONVOY, LLC - IA 630   2021-05-05   
712-864 8 Armstrong IA 221F ONVOY, LLC - IA 630   2021-05-05   
712-865 5 Dolliver IA 221F ONVOY, LLC - IA 630   2021-09-04   
712-865 6 Dolliver IA 221F ONVOY, LLC - IA 630   2021-05-05   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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