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.

NPA: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

<< 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 Switch OCN LATA LIR Eff date Disc date
773-558 2 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 3 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 4 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 5 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 6 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 7 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 8 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-558 9 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-03-01   
773-559 A Chicago Zone 03-Kildare IL BRDVILBOCM1  6664 SPRINT SPECTRUM L.P. 358   2005-02-09   
773-559 0 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-12   
773-559 1 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-19   
773-559 2 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-26   
773-559 3 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-03-05   
773-559 4 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-03-12   
773-559 5 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-09   
773-559 6 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-09   
773-559 7 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-09   
773-559 8 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-09   
773-559 9 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2005-02-09   
773-560 A Chicago Zone 01-Wabash IL BURGILAJCM1  6630 USA MOBILITY WIRELESS, INC. 358      
773-561 A Chicago Zone 02-Edgewater IL CHCGILEDDS0  9329 AMERITECH ILLINOIS 358      
773-562 A Chicago Zone 03-Newcastle IL BRDVILBOCM1  6664 SPRINT SPECTRUM L.P. 358      
773-563 A Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358      
773-563 0 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 1 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 2 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 3 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 4 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 5 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 6 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 7 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 8 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-563 9 Chicago Zone 10-Beverly IL   6664 SPRINT SPECTRUM L.P. 358   2005-12-13   
773-564 A Chicago Zone 02-Edgewater IL CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 0 Chicago Zone 02-Edgewater IL   6529 T-MOBILE USA, INC. 358   2008-08-14   
773-564 1 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 2 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 3 Chicago Zone 02-Edgewater IL   6529 T-MOBILE USA, INC. 358   2008-10-13   
773-564 4 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 5 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 6 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 7 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 8 Chicago Zone 02-Edgewater IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-564 9 Chicago Zone 02-Edgewater IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358      
773-565 A Chicago Zone 06-Kedzie IL CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358      
773-565 0 Chicago Zone 06-Kedzie IL   5917 FIRST COMMUNICATIONS, LLC 358   2004-07-12   
773-565 1 Chicago Zone 06-Kedzie IL   5917 FIRST COMMUNICATIONS, LLC 358   2004-07-12   
773-565 2 Chicago Zone 06-Kedzie IL   5917 FIRST COMMUNICATIONS, LLC 358   2004-07-12   
773-565 3 Chicago Zone 06-Kedzie IL   5917 FIRST COMMUNICATIONS, LLC 358   2004-07-12   
773-565 4 Chicago Zone 06-Kedzie IL   516C AT&T CORP. 358   2006-07-07   

<< 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, 10 Sep 2020 02:15:24 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.