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.

Switch: OMAHNENWXPX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-628 6 Thurman IA 221F ONVOY, LLC - IA 644   2019-12-01   
712-628 7 Thurman IA 221F ONVOY, LLC - IA 644   2021-04-02   
712-634 6 Carroll IA 221F ONVOY, LLC - IA 644   2019-09-20   
712-642 1 Missouri Valley IA 221F ONVOY, LLC - IA 644   2019-09-20   
712-642 7 Missouri Valley IA 221F ONVOY, LLC - IA 644   2008-03-01   
712-642 8 Missouri Valley IA 221F ONVOY, LLC - IA 644   2013-04-04   
712-643 3 Dunlap IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-643 6 Dunlap IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-644 8 Logan IA 221F ONVOY, LLC - IA 644   2022-11-12   
712-645 3 Modale IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-645 6 Modale IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-646 3 Mondamin IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-646 4 Mondamin IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-648 4 Magnolia IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-648 7 Magnolia IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-649 3 Little Sioux IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-649 6 Little Sioux IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-651 5 Bayard IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-651 6 Bayard IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-653 6 Manning IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-653 8 Manning IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-657 6 Lake View IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-657 7 Lake View IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-658 3 Halbur IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-658 5 Halbur IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-661 1 Early IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-661 2 Early IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-661 3 Early IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-661 6 Early IA 221F ONVOY, LLC - IA 644   2018-11-17   
712-667 2 Ralston IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-667 6 Ralston IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-671 2 Shenandoah IA 221F ONVOY, LLC - IA 644   2022-03-30   
712-671 3 Shenandoah IA 221F ONVOY, LLC - IA 644   2022-03-30   
712-676 4 Schleswig IA 221F ONVOY, LLC - IA 644   2021-10-31   
712-676 7 Schleswig IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-677 3 Vail IA 221F ONVOY, LLC - IA 644   2021-10-31   
712-677 6 Vail IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-679 4 Ricketts IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-679 7 Ricketts IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-683 3 Dedham IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-683 6 Dedham IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-684 4 Coon Rapids IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-684 6 Coon Rapids IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-688 4 Auburn IA 221F ONVOY, LLC - IA 644   2021-10-30   
712-688 6 Auburn IA 221F ONVOY, LLC - IA 644   2021-05-21   
712-693 1 Sac City IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-693 3 Sac City IA 221F ONVOY, LLC - IA 644   2021-05-10   
712-693 6 Sac City IA 221F ONVOY, LLC - IA 644   2018-11-17   
712-693 8 Sac City IA 221F ONVOY, LLC - IA 644   2021-04-23   
712-693 9 Sac City IA 221F ONVOY, LLC - IA 644   2021-04-23   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.