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: CHCGIL24DS6

<< 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 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
708-435 6 Oak Park IL 224C ONVOY, LLC 358   2010-05-20   
708-437 0 River Grove IL 224C ONVOY, LLC 358   2019-07-14   
708-437 1 River Grove IL 224C ONVOY, LLC 358   2019-07-14   
708-437 9 River Grove IL 224C ONVOY, LLC 358   2024-04-05   
708-438 5 Blue Island IL 224C ONVOY, LLC 358   2017-12-29   
708-438 6 Blue Island IL 224C ONVOY, LLC 358   2017-12-29   
708-438 7 Blue Island IL 224C ONVOY, LLC 358   2019-07-07   
708-443 8 Cicero IL 224C ONVOY, LLC 358   2010-05-20   
708-444 9 Tinley Park IL 224C ONVOY, LLC 358   2026-04-12   
708-455 2 Lansing IL 224C ONVOY, LLC 358   2012-10-01   
708-455 5 Lansing IL 224C ONVOY, LLC 358   2019-07-14   
708-455 6 Lansing IL 224C ONVOY, LLC 358   2017-12-22   
708-455 7 Lansing IL 224C ONVOY, LLC 358   2017-12-22   
708-459 0 Oak Lawn IL 224C ONVOY, LLC 358   2019-07-07   
708-459 1 Oak Lawn IL 224C ONVOY, LLC 358   2019-07-07   
708-459 3 Oak Lawn IL 224C ONVOY, LLC 358   2025-02-01   
708-459 7 Oak Lawn IL 224C ONVOY, LLC 358   2025-03-08   
708-467 1 Summit IL 224C ONVOY, LLC 358   2021-07-04   
708-468 4 Tinley Park IL 224C ONVOY, LLC 358   2004-09-16   
708-475 9 Summit IL 224C ONVOY, LLC 358   2010-05-20   
708-477 3 Cicero IL 224C ONVOY, LLC 358   2012-10-01   
708-478 9 Mokena IL 224C ONVOY, LLC 358   2012-09-30   
708-480 1 Palos Park IL 224C ONVOY, LLC 358   2016-03-21   
708-480 7 Palos Park IL 224C ONVOY, LLC 358   2018-12-27   
708-480 9 Palos Park IL 224C ONVOY, LLC 358   2016-03-21   
708-486 3 Bellwood IL 224C ONVOY, LLC 358   2025-03-02   
708-490 1 Cicero IL 224C ONVOY, LLC 358   2023-07-13   
708-491 4 La Grange IL 224C ONVOY, LLC 358   2004-09-17   
708-492 8 Hillside IL 224C ONVOY, LLC 358   2014-09-01   
708-493 3 Bellwood IL 224C ONVOY, LLC 358   2023-05-13   
708-493 4 Bellwood IL 224C ONVOY, LLC 358   2007-07-28   
708-493 5 Bellwood IL 224C ONVOY, LLC 358   2021-11-18   
708-493 8 Bellwood IL 224C ONVOY, LLC 358   2021-11-18   
708-498 3 Bellwood IL 224C ONVOY, LLC 358   2011-09-10   
708-498 7 Bellwood IL 224C ONVOY, LLC 358   2016-01-14   
708-500 6 Cicero IL 224C ONVOY, LLC 358   2024-12-05   
708-501 6 Harvey IL 224C ONVOY, LLC 358   2012-10-01   
708-505 7 La Grange IL 224C ONVOY, LLC 358   2016-03-21   
708-505 8 La Grange IL 224C ONVOY, LLC 358   2016-03-21   
708-507 9 Schaumburg IL 224C ONVOY, LLC 358   2023-08-11   
708-512 1 Cicero IL 224C ONVOY, LLC 358   2021-03-01   
708-512 3 Cicero IL 224C ONVOY, LLC 358   2021-03-01   
708-512 8 Cicero IL 224C ONVOY, LLC 358   2021-06-03   
708-518 3 Tinley Park IL 224C ONVOY, LLC 358   2012-09-30   
708-523 2 Summit IL 224C ONVOY, LLC 358   2021-02-12   
708-523 7 Summit IL 224C ONVOY, LLC 358   2016-03-28   
708-523 8 Summit IL 224C ONVOY, LLC 358   2016-03-28   
708-526 2 Cicero IL 224C ONVOY, LLC 358   2004-09-15   
708-526 5 Cicero IL 224C ONVOY, LLC 358   2025-10-26   
708-536 2 Tinley Park IL 224C ONVOY, LLC 358   2022-12-15   

<< 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 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.