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: DESMIADTFMD

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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
515-474 5 Winterset IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-474 6 Winterset IA 221F ONVOY, LLC - IA 632   2021-04-16   
515-474 7 Winterset IA 221F ONVOY, LLC - IA 632   2019-09-20   
515-474 8 Winterset IA 221F ONVOY, LLC - IA 632   2021-04-16   
515-478 7 Adel IA 221F ONVOY, LLC - IA 632   2011-12-10   
515-478 8 Adel IA 221F ONVOY, LLC - IA 632   2013-04-04   
515-489 4 Jewell IA 221F ONVOY, LLC - IA 632   2019-09-20   
515-489 5 Jewell IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-489 7 Jewell IA 221F ONVOY, LLC - IA 632   2021-04-16   
515-489 8 Jewell IA 221F ONVOY, LLC - IA 632   2021-04-16   
515-493 3 Winterset IA 221F ONVOY, LLC - IA 632   2013-01-24   
515-493 5 Winterset IA 221F ONVOY, LLC - IA 632   2013-01-24   
515-493 7 Winterset IA 221F ONVOY, LLC - IA 632   2011-04-11   
515-495 A Prairie City IA 221F ONVOY, LLC - IA 632      
515-495 3 Prairie City IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-495 4 Prairie City IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-495 5 Prairie City IA 221F ONVOY, LLC - IA 632   2019-10-25   
515-495 6 Prairie City IA 221F ONVOY, LLC - IA 632   2019-10-25   
515-495 7 Prairie City IA 221F ONVOY, LLC - IA 632   2021-03-13   
515-495 8 Prairie City IA 221F ONVOY, LLC - IA 632   2021-03-13   
515-497 2 Prairie City IA 221F ONVOY, LLC - IA 632   2012-12-14   
515-497 3 Prairie City IA 221F ONVOY, LLC - IA 632   2012-12-14   
515-497 7 Prairie City IA 221F ONVOY, LLC - IA 632   2013-01-24   
515-497 8 Prairie City IA 221F ONVOY, LLC - IA 632   2016-04-06   
515-497 9 Prairie City IA 221F ONVOY, LLC - IA 632   2016-04-06   
515-498 A Livermore IA 221F ONVOY, LLC - IA 632      
515-498 2 Livermore IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-498 3 Livermore IA 221F ONVOY, LLC - IA 632   2020-08-10   
515-498 4 Livermore IA 221F ONVOY, LLC - IA 632   2020-01-27   
515-498 5 Livermore IA 221F ONVOY, LLC - IA 632   2019-10-25   
515-498 6 Livermore IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-498 7 Livermore IA 221F ONVOY, LLC - IA 632   2020-05-26   
515-498 8 Livermore IA 221F ONVOY, LLC - IA 632   2020-05-26   
515-500 2 Boone IA 221F ONVOY, LLC - IA 632   2018-04-14   
515-500 5 Boone IA 221F ONVOY, LLC - IA 632   2017-10-07   
515-501 A Maxwell IA 221F ONVOY, LLC - IA 632      
515-505 7 Des Moines IA 221F ONVOY, LLC - IA 632   2011-12-10   
515-506 4 Adel IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-506 5 Adel IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-506 7 Adel IA 221F ONVOY, LLC - IA 632   2021-08-30   
515-506 8 Adel IA 221F ONVOY, LLC - IA 632   2021-08-30   
515-512 1 Des Moines IA 221F ONVOY, LLC - IA 632   2015-04-06   
515-512 7 Des Moines IA 221F ONVOY, LLC - IA 632   2014-08-25   
515-512 8 Des Moines IA 221F ONVOY, LLC - IA 632   2014-08-25   
515-513 0 Des Moines IA 221F ONVOY, LLC - IA 632   2023-09-15   
515-513 1 Des Moines IA 221F ONVOY, LLC - IA 632   2023-09-15   
515-513 3 Des Moines IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-513 4 Des Moines IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-513 5 Des Moines IA 221F ONVOY, LLC - IA 632   2020-11-16   
515-513 6 Des Moines IA 221F ONVOY, LLC - IA 632   2020-11-16   

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

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.