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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-573 6 Chicago Zone 07-Hyde Park IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-01-12   
773-573 7 Chicago Zone 07-Hyde Park IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-07-06   
773-573 8 Chicago Zone 07-Hyde Park IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-07-06   
773-573 9 Chicago Zone 07-Hyde Park IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-07-06   
773-574 A Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2006-05-12   
773-574 0 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-05-13   
773-574 1 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-05-13   
773-574 2 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-05-13   
773-574 3 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-05-13   
773-574 4 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-07-03   
773-574 5 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-07-03   
773-574 6 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-07-03   
773-574 7 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-07-03   
773-574 8 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-07-03   
773-574 9 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-05-13   
773-575 A Chicago Zone 03-Kildare IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-576 A Chicago Zone 01-Wabash IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-577 A Chicago Zone 03-Kildare IL CHCGILWUDS0  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-577 0 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-04-16   
773-577 1 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-577 2 Chicago Zone 03-Kildare IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-577 3 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-04-16   
773-577 4 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-577 5 Chicago Zone 03-Kildare IL   7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-577 6 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-02-02   
773-577 7 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-04-02   
773-577 8 Chicago Zone 03-Kildare IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2004-04-05   
773-577 9 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-04-02   
773-578 A Chicago Zone 01-Wabash IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-578 0 Chicago Zone 01-Wabash IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-578 1 Chicago Zone 01-Wabash IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-578 2 Chicago Zone 01-Wabash IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-578 4 Chicago Zone 01-Wabash IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-578 7 Chicago Zone 01-Wabash IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-579 A Chicago Zone 06-Lafayette IL CHCGILLADS0  9329 AMERITECH ILLINOIS 358      
773-580 A Chicago Zone 03-Kildare IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-581 A Chicago Zone 08-Portsmouth IL CHCGILPMDS0  9329 AMERITECH ILLINOIS 358      
773-582 A Chicago Zone 08-Portsmouth IL CHCGILPMDS0  9329 AMERITECH ILLINOIS 358      
773-583 A Chicago Zone 02-Irving IL CHCGILIRDS0  9329 AMERITECH ILLINOIS 358      
773-584 A Chicago Zone 06-Kedzie IL EGVGILIFDS0  7196 MCI WORLDCOM COMMUNICATIONS, INC. - IL 358      
773-584 0 Chicago Zone 06-Kedzie IL   7196 MCI WORLDCOM COMMUNICATIONS, INC. - IL 358      
773-584 1 Chicago Zone 06-Kedzie IL   6529 T-MOBILE USA, INC. 358   2008-07-17   
773-584 2 Chicago Zone 06-Kedzie IL   6529 T-MOBILE USA, INC. 358   2008-07-17   
773-584 3 Chicago Zone 06-Kedzie IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2006-09-17   
773-584 4 Chicago Zone 06-Kedzie IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2004-11-12   
773-584 5 Chicago Zone 06-Kedzie IL   6529 T-MOBILE USA, INC. 358   2009-06-01   
773-584 6 Chicago Zone 06-Kedzie IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2003-07-31   
773-584 7 Chicago Zone 06-Kedzie IL   6529 T-MOBILE USA, INC. 358   2009-06-01   
773-584 8 Chicago Zone 06-Kedzie IL   6529 T-MOBILE USA, INC. 358   2008-03-24   
773-584 9 Chicago Zone 06-Kedzie IL   7196 MCI WORLDCOM COMMUNICATIONS, INC. - IL 358      

<< 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 >>

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.