Local Calling Guide

Area code/prefix search

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-355 5 Council Bluffs IA 221F ONVOY, LLC - IA 644   2013-12-08   
712-355 7 Council Bluffs IA 221F ONVOY, LLC - IA 644   2013-12-08   
712-355 9 Council Bluffs IA 221F ONVOY, LLC - IA 644   2017-11-23   
712-356 0 Atlantic IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-356 1 Atlantic IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-356 3 Atlantic IA 221F ONVOY, LLC - IA 644   2020-10-02   
712-357 0 Red Oak IA 221F ONVOY, LLC - IA 644   2017-05-19   
712-357 7 Red Oak IA 221F ONVOY, LLC - IA 644   2013-04-04   
712-357 8 Red Oak IA 221F ONVOY, LLC - IA 644   2016-04-09   
712-357 9 Red Oak IA 221F ONVOY, LLC - IA 644   2016-04-09   
712-374 7 Sidney IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-374 8 Sidney IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-377 3 Gravity IA 221F ONVOY, LLC - IA 644   2019-11-28   
712-377 5 Gravity IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-377 6 Gravity IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-382 5 Hamburg IA 221F ONVOY, LLC - IA 644   2013-04-04   
712-382 6 Hamburg IA 221F ONVOY, LLC - IA 644   2014-11-07   
712-382 7 Hamburg IA 221F ONVOY, LLC - IA 644   2008-09-04   
712-382 8 Hamburg IA 221F ONVOY, LLC - IA 644   2013-09-13   
712-387 4 Riverton IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-387 7 Riverton IA 221F ONVOY, LLC - IA 644   2019-12-01   
712-387 8 Riverton IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-399 0 Malvern IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-399 1 Malvern IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-399 3 Malvern IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-401 A Crescent IA 221F ONVOY, LLC - IA 644      
712-401 0 Crescent IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-401 1 Crescent IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-401 2 Crescent IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-401 7 Crescent IA 221F ONVOY, LLC - IA 644   2019-10-25   
712-407 4 Minden IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-407 7 Minden IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-409 A Silver City IA 221F ONVOY, LLC - IA 644      
712-409 0 Silver City IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-409 1 Silver City IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-409 7 Silver City IA 221F ONVOY, LLC - IA 644   2019-10-25   
712-409 8 Silver City IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-412 A Dow City IA 221F ONVOY, LLC - IA 644      
712-412 1 Dow City IA 221F ONVOY, LLC - IA 644   2023-10-01   
712-412 2 Dow City IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-412 4 Dow City IA 221F ONVOY, LLC - IA 644   2018-12-22   
712-412 5 Dow City IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-412 6 Dow City IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-417 2 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   
712-417 3 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   
712-417 4 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   
712-417 5 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   
712-417 6 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   
712-417 7 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   
712-417 8 Council Bluffs IA 221F ONVOY, LLC - IA 644   2023-08-11   

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Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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