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Oak Brook, IL Area Codes: List, Map, and Phone Lookup

The city of Oak Brook is in the state of Illinois. It has the following active area codes:

224
630
708
773
847

Oak Brook, IL has the following Exchanges (NXX)

NPA NXX Usage Company Name NXX Introduced Date
630 214 Landline Broadwing Communications, Llc - Il 05/10/1999
630 218 Landline Ameritech Illinois 10/15/1996
630 230 Landline Ameritech Illinois 10/15/1996
847 230 Landline At&t Local 08/14/1998
630 242 Landline Broadwing Communications, Llc - Il 05/18/1998
847 261 Landline At&t Local 08/14/1998
847 264 Landline At&t Local 08/14/1998
847 285 Landline At&t Local 08/14/1998
630 286 Landline Xo Illinois, Inc. 11/20/1998
630 288 Landline Teleport Communications America, Llc - Il 04/15/1996
708 298 Landline Comcast Phone Of Illinois, Llc Dba Comco - Il 01/25/1998
630 320 Landline Teleport Communications America, Llc - Il 10/15/1996
630 321 Landline Ameritech Illinois 10/15/1996
630 323 Landline Ameritech Illinois 10/15/1996
630 325 Landline Ameritech Illinois 10/15/1996
630 328 Landline Teleport Communications America, Llc - Il 04/15/1996
224 356 Landline Ymax Communications Corp. - Il 03/14/2007
630 368 Landline Ameritech Illinois 10/15/1996
630 410 Landline Teleport Communications America, Llc - Il 02/27/1999
630 413 Landline Level 3 Communications, Llc - Il 11/20/1998
630 422 Landline Teleport Communications America, Llc - Il 02/27/1999
773 424 Landline Teleport Communications America, Llc - Il 08/14/1998
630 445 Landline At&t Local 08/14/1998
630 455 Landline Ameritech Illinois 10/15/1996
630 456 Landline At&t Local 08/14/1998
630 468 Landline Rcn Telecom Services Of Illinois, Inc. - Il 05/10/1999
630 472 Landline Ameritech Illinois 10/15/1996
630 480 Landline Teleport Communications America, Llc - Il 05/18/1998
630 481 Landline Teleport Communications America, Llc - Il 05/18/1998
630 509 Landline At&t Local 08/14/1998
630 520 Landline Teleport Communications America, Llc - Il 05/18/1998
630 522 Landline Allegiance Telecom, Inc. - Il 02/27/1999
708 523 Landline Teleport Communications America, Llc - Il 05/18/1998
630 537 Landline Ameritech Illinois 06/28/2010
708 546 Landline Teleport Communications America, Llc - Il 01/25/1998
708 552 Landline At&t Local 02/27/1999
630 568 Landline At&t Local 02/27/1999
630 570 Landline Ovation Communications Of Illinois, Inc. 04/11/2001
630 571 Landline Ameritech Illinois 10/15/1996
630 572 Landline Ameritech Illinois 10/15/1996
630 573 Landline Ameritech Illinois 10/15/1996
630 574 Landline Ameritech Illinois 10/15/1996
630 575 Landline Ameritech Illinois 10/15/1996
708 576 Landline First Communications Llc - Il 01/25/1998
630 581 Landline At&t Local 02/27/1999
630 586 Landline Ameritech Illinois 10/15/1996
630 590 Landline Broadwing Communications, Llc - Il 04/01/1997
630 623 Landline Ameritech Illinois 10/15/1996
773 627 Landline Ovation Communications Of Illinois, Inc. 04/12/2001
630 634 Landline At&t Local 08/14/1998
224 635 Landline Ymax Communications Corp. - Il 01/30/2009
708 639 Landline Ameritech Illinois 01/25/1998
630 645 Landline Ameritech Illinois 10/15/1996
630 654 Landline Ameritech Illinois 10/15/1996
630 655 Landline Ameritech Illinois 10/15/1996
708 666 Landline Clear Rate Communications, Inc. - Il 10/04/2011
630 684 Landline Ameritech Illinois 10/15/1996
630 686 Landline Global Crossing Local Services, Inc.-il 01/10/1996
708 688 Landline Level 3 Communications, Llc - Il 01/25/1998
708 689 Landline Comcast Phone Of Illinois, Llc Dba Comco - Il 01/25/1998
630 706 Landline Ameritech Illinois 10/31/2000
630 716 Landline Teleport Communications America, Llc - Il 10/15/1996
630 722 Wireless Ameritech Illinois 10/15/1996
708 725 Landline Ovation Communications Of Illinois, Inc. 04/12/2001
630 734 Landline Ameritech Illinois 01/25/1998
630 756 Landline Global Crossing Local Services, Inc.-il 02/27/1999
773 757 Landline Teleport Communications America, Llc - Il 06/28/2001
708 779 Landline Ovation Communications Of Illinois, Inc. 04/12/2001
630 789 Landline Ameritech Illinois 10/15/1996
630 794 Landline Ameritech Illinois 10/15/1996
630 850 Landline Ameritech Illinois 10/15/1996
630 856 Landline Ameritech Illinois 10/15/1996
630 861 Landline Mci Worldcom Communications, Inc. - Il 07/22/1999
630 887 Landline Ameritech Illinois 10/15/1996
630 891 Landline Ovation Communications Of Illinois, Inc. 11/20/1998
630 915 Wireless T-mobile Usa, Inc. 09/06/2001
630 920 Landline Ameritech Illinois 10/15/1996
630 928 Landline Ameritech Illinois 01/25/1998
630 931 Landline Teleport Communications America, Llc - Il 02/27/1999
708 934 Landline Level 3 Communications, Llc - Il 01/25/1998
630 954 Landline Ameritech Illinois 10/15/1996
630 974 Landline Broadwing Communications, Llc - Il 02/27/1999
630 986 Landline Ameritech Illinois 10/15/1996
630 990 Landline Ameritech Illinois 10/15/1996

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