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.

OCN: 423H AIRUS, INC. - IA

1 2 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
319-252 1 Waterloo IA   635   2018-02-16   
319-289 9 Cedar Rapids IA   635   2019-03-15   
319-300 1 Waterloo IA   635   2019-01-11   
319-302 A Center Point IA   635   2019-06-28   
319-302 1 Center Point IA   635   2019-06-28   
319-302 2 Center Point IA   635   2019-09-27   
319-318 9 Vinton IA   635   2019-05-23   
319-348 2 Waterloo IA   635   2020-09-26   
319-519 A Iowa City IA   635      
319-519 1 Iowa City IA   635   2014-12-13   
319-536 9 Cedar Rapids IA   635   2019-11-09   
319-569 0 Iowa City IA   635   2017-08-12   
319-569 3 Iowa City IA   635   2018-07-29   
319-569 8 Iowa City IA   635   2018-09-23   
319-600 1 Iowa City IA   635   2020-04-24   
319-666 0 Cedar Falls IA   635   2019-05-23   
319-720 9 Cedar Rapids IA   635   2017-09-30   
319-743 2 Cedar Rapids IA   635   2018-10-05   
515-514 A Des Moines IA   632   2019-12-21   
515-514 1 Des Moines IA   632   2019-12-21   
563-279 A Davenport IA   634   2019-12-21   
563-279 1 Davenport IA   634   2019-12-21   
563-287 A Decorah IA   635   2020-01-17   
563-287 1 Decorah IA   635   2020-01-17   
563-287 2 Decorah IA   635   2020-05-07   
563-292 A West Union IA   635   2018-03-31   
563-292 0 West Union IA   635   2019-08-30   
563-292 1 West Union IA   635   2018-03-31   
563-292 8 West Union IA   635   2019-11-09   
563-334 A Decorah IA   635   2018-03-31   
563-334 1 Decorah IA   635   2018-03-31   
563-334 2 Decorah IA   635   2018-09-09   
712-201 6 Underwood IA   644   2019-05-20   
712-220 9 Carroll IA   644   2018-03-01   
712-317 A Sioux City IA   630   2019-12-19   
712-317 1 Sioux City IA   630   2019-12-19   
712-340 9 Atlantic IA   644   2018-03-01   
712-430 4 Malvern IA   644   2019-05-19   
712-517 A Red Oak IA   644   2019-06-21   
712-517 1 Red Oak IA   644   2019-06-21   
712-524 1 Council Bluffs IA   644   2020-07-20   
712-525 2 Silver City IA   644   2019-05-23   
712-543 A Underwood IA   644   2019-12-13   
712-543 1 Underwood IA   644   2019-12-13   
712-545 2 Crescent IA   644   2019-05-20   
712-600 8 Missouri Valley IA   644   2019-05-20   
712-772 A Mineola IA   644   2019-06-28   
712-772 1 Mineola IA   644   2019-06-28   
712-787 A Neola IA   644   2019-06-21   
712-787 1 Neola IA   644   2019-06-21   

1 2 >>

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.