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: 221F ONVOY, LLC - IA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
319-302 8 Center Point IA   635   2021-04-24   
319-304 3 Cedar Rapids IA   635   2021-03-14   
319-304 4 Cedar Rapids IA   635   2021-03-14   
319-305 2 Mount Vernon IA   635   2021-12-20   
319-305 3 Mount Vernon IA   635   2021-12-20   
319-308 3 Fort Madison IA   634   2020-11-28   
319-308 4 Fort Madison IA   634   2021-03-13   
319-308 5 Fort Madison IA   634   2021-03-13   
319-308 6 Fort Madison IA   634   2021-03-13   
319-308 7 Fort Madison IA   634   2021-03-13   
319-313 7 Keokuk IA   634   2008-02-28   
319-315 1 Anamosa IA   635   2021-11-17   
319-315 2 Anamosa IA   635   2021-11-17   
319-315 5 Anamosa IA   635   2021-09-18   
319-315 6 Anamosa IA   635   2021-09-18   
319-316 6 Fort Madison IA   634   2018-02-26   
319-318 0 Vinton IA   635   2016-05-16   
319-318 1 Vinton IA   635   2016-05-16   
319-318 3 Vinton IA   635   2018-04-13   
319-318 6 Vinton IA   635   2019-09-19   
319-320 1 Cedar Rapids IA   635   2016-01-04   
319-320 4 Cedar Rapids IA   635   2016-01-04   
319-323 0 Oelwein IA   635   2021-04-24   
319-323 1 Oelwein IA   635   2021-04-24   
319-323 4 Oelwein IA   635   2021-03-14   
319-323 5 Oelwein IA   635   2021-03-14   
319-323 6 Oelwein IA   635   2021-03-14   
319-323 7 Oelwein IA   635   2021-10-10   
319-323 8 Oelwein IA   635   2021-10-10   
319-324 2 Brighton IA   634   2021-11-17   
319-324 3 Brighton IA   634   2022-01-14   
319-324 4 Brighton IA   634   2021-03-13   
319-324 5 Brighton IA   634   2022-02-14   
319-326 2 Independence IA   635   2021-03-14   
319-326 3 Independence IA   635   2021-03-14   
319-326 4 Independence IA   635   2021-03-14   
319-326 5 Independence IA   635   2021-11-17   
319-326 6 Independence IA   635   2022-01-14   
319-326 7 Independence IA   635   2021-11-17   
319-327 8 Independence IA   635   2008-03-01   
319-332 3 Independence IA   635   2012-12-13   
319-332 4 Independence IA   635   2012-12-13   
319-332 5 Independence IA   635   2013-04-04   
319-333 7 Iowa City IA   635   2011-01-20   
319-343 1 Center Point IA   635   2012-12-13   
319-343 2 Center Point IA   635   2012-12-13   
319-343 3 Center Point IA   635   2012-12-13   
319-343 4 Center Point IA   635   2013-12-08   
319-343 5 Center Point IA   635   2013-12-08   
319-344 2 Columbus Junction IA   634   2021-12-13   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 >>

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.