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
563-424 7 Davenport IA   634   2011-01-20   
563-428 6 Randalia IA   635   2021-05-07   
563-429 4 Alpha IA   635   2021-05-07   
563-429 8 Alpha IA   635   2021-10-29   
563-447 2 Walcott IA   634   2012-12-13   
563-447 3 Walcott IA   634   2012-12-13   
563-447 4 Walcott IA   634   2012-12-13   
563-447 8 Walcott IA   634   2016-04-05   
563-447 9 Walcott IA   634   2016-04-05   
563-482 2 Lawler IA   635   2022-01-28   
563-482 5 Lawler IA   635   2021-05-07   
563-484 2 Davenport IA   634   2012-12-13   
563-484 7 Davenport IA   634   2012-12-13   
563-484 8 Davenport IA   634   2012-12-13   
563-500 1 Dubuque IA   634   2020-08-10   
563-500 2 Dubuque IA   634   2020-08-10   
563-500 3 Dubuque IA   634   2020-02-22   
563-500 4 Dubuque IA   634   2020-02-22   
563-513 0 Dubuque IA   634   2015-01-29   
563-513 2 Dubuque IA   634   2015-02-11   
563-518 6 West Union IA   635   2008-09-21   
563-519 6 Clinton IA   634   2014-11-07   
563-522 4 Low Moor IA   634   2021-03-14   
563-522 5 Low Moor IA   634   2020-06-27   
563-526 1 Davenport IA   634   2019-09-19   
563-526 4 Davenport IA   634   2019-09-19   
563-526 7 Davenport IA   634   2019-09-19   
563-538 5 Lansing IA   635   2014-11-07   
563-538 7 Lansing IA   635   2008-09-04   
563-538 8 Lansing IA   635   2013-04-04   
563-549 5 Davenport IA   634   2012-12-13   
563-549 7 Davenport IA   634   2012-12-13   
563-551 2 Davenport IA   634   2021-03-14   
563-551 3 Davenport IA   634   2021-03-14   
563-551 4 Davenport IA   634   2021-03-14   
563-551 6 Davenport IA   634   2021-03-14   
563-551 7 Davenport IA   634   2021-03-14   
563-552 7 Dubuque IA   634   2008-02-28   
563-559 3 Clinton IA   634   2013-04-04   
563-559 9 Clinton IA   634   2013-09-13   
563-562 2 Calmar IA   635   2013-04-04   
563-562 7 Calmar IA   635   2008-09-04   
563-562 8 Calmar IA   635   2014-11-07   
563-566 5 Lime Springs IA   635   2021-05-07   
563-569 4 Protivin IA   635   2021-10-29   
563-569 6 Protivin IA   635   2021-05-07   
563-578 6 Sumner IA   635   2021-09-20   
563-600 1 Lansing IA   635   2021-04-24   
563-600 2 Lansing IA   635   2020-10-02   
563-600 3 Lansing IA   635   2020-10-02   

<< 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.