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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
847-447 2 River Grove IL 224C ONVOY, LLC 358   2013-03-20   
847-449 5 Cary IL 224C ONVOY, LLC 358   2024-04-04   
847-449 6 Cary IL 224C ONVOY, LLC 358   2024-04-04   
847-449 7 Cary IL 224C ONVOY, LLC 358   2024-07-29   
847-449 8 Cary IL 224C ONVOY, LLC 358   2024-03-02   
847-454 3 Arlington Heights IL 224C ONVOY, LLC 358   2011-03-11   
847-454 7 Arlington Heights IL 224C ONVOY, LLC 358   2011-06-23   
847-464 9 Plato Center IL 224C ONVOY, LLC 358   2014-09-18   
847-472 0 Elk Grove IL 224C ONVOY, LLC 358   2017-07-13   
847-474 1 Cary IL 224C ONVOY, LLC 358   2020-02-17   
847-474 3 Cary IL 224C ONVOY, LLC 358   2020-02-17   
847-474 5 Cary IL 224C ONVOY, LLC 358   2020-02-17   
847-474 9 Cary IL 224C ONVOY, LLC 358   2020-02-17   
847-485 1 Palatine IL 224C ONVOY, LLC 358   2008-01-16   
847-485 6 Palatine IL 224C ONVOY, LLC 358   2010-07-19   
847-495 7 Wheeling IL 224C ONVOY, LLC 358   2019-09-06   
847-495 8 Wheeling IL 224C ONVOY, LLC 358   2018-12-27   
847-496 8 Palatine IL 224C ONVOY, LLC 358   2010-07-19   
847-499 1 Wheeling IL 224C ONVOY, LLC 358   2019-07-07   
847-499 2 Wheeling IL 224C ONVOY, LLC 358   2019-07-07   
847-499 3 Wheeling IL 224C ONVOY, LLC 358   2006-01-13   
847-500 A Lake Forest IL 224C ONVOY, LLC 358      
847-500 0 Lake Forest IL 224C ONVOY, LLC 358   2024-03-02   
847-500 1 Lake Forest IL 224C ONVOY, LLC 358   2024-03-02   
847-500 3 Lake Forest IL 224C ONVOY, LLC 358   2024-07-29   
847-500 7 Lake Forest IL 224C ONVOY, LLC 358   2024-04-05   
847-500 8 Lake Forest IL 224C ONVOY, LLC 358   2024-04-05   
847-503 9 Glenview IL 224C ONVOY, LLC 358   2012-10-01   
847-505 7 Waukegan IL 224C ONVOY, LLC 358   2010-12-17   
847-512 3 Wilmette IL 224C ONVOY, LLC 358   2004-09-20   
847-513 6 Northbrook West IL 224C ONVOY, LLC 358      
847-527 0 Deerfield IL 224C ONVOY, LLC 358   2010-07-19   
847-534 1 Roselle IL 224C ONVOY, LLC 358   2023-05-14   
847-534 5 Roselle IL 224C ONVOY, LLC 358   2016-05-22   
847-534 7 Roselle IL 224C ONVOY, LLC 358   2016-05-22   
847-545 0 Elk Grove IL 224C ONVOY, LLC 358   2018-12-27   
847-556 9 Evanston IL 224C ONVOY, LLC 358   2022-08-22   
847-558 1 Roselle IL 224C ONVOY, LLC 358   2014-12-08   
847-558 6 Roselle IL 224C ONVOY, LLC 358   2013-10-14   
847-558 7 Roselle IL 224C ONVOY, LLC 358   2014-12-08   
847-558 8 Roselle IL 224C ONVOY, LLC 358   2016-05-22   
847-565 1 Roselle IL 224C ONVOY, LLC 358   2014-12-08   
847-565 2 Roselle IL 224C ONVOY, LLC 358   2014-12-08   
847-565 3 Roselle IL 224C ONVOY, LLC 358   2016-02-22   
847-565 5 Roselle IL 224C ONVOY, LLC 358   2016-02-01   
847-565 6 Roselle IL 224C ONVOY, LLC 358   2016-02-01   
847-565 7 Roselle IL 224C ONVOY, LLC 358   2016-05-22   
847-581 6 Morton Grove IL 224C ONVOY, LLC 358   2009-05-14   
847-582 3 Lake Forest IL 224C ONVOY, LLC 358   2013-04-12   
847-584 1 Roselle IL 224C ONVOY, LLC 358   2014-12-08   

<< 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 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.