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
773-679 9 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358   2006-09-09   
773-680 A Chicago Zone 03-Kildare IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-681 A Chicago Zone 02-Irving IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-681 0 Chicago Zone 02-Irving IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2006-09-27   
773-681 1 Chicago Zone 02-Irving IL   6529 T-MOBILE USA, INC. 358   2006-12-13   
773-681 2 Chicago Zone 02-Irving IL   6529 T-MOBILE USA, INC. 358   2007-06-26   
773-681 3 Chicago Zone 02-Irving IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2006-07-31   
773-681 4 Chicago Zone 02-Irving IL   6529 T-MOBILE USA, INC. 358   2007-06-26   
773-681 5 Chicago Zone 02-Irving IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-681 6 Chicago Zone 02-Irving IL   6529 T-MOBILE USA, INC. 358   2008-08-14   
773-681 7 Chicago Zone 02-Irving IL   7721 BROADWING COMMUNICATIONS, LLC - IL 358   2006-09-29   
773-681 8 Chicago Zone 02-Irving IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2000-08-04   
773-681 9 Chicago Zone 02-Irving IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-682 A Chicago Zone 03-Kildare IL ELGNIL32CM0  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 0 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 1 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 2 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 3 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 4 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 5 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 6 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 7 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 8 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-682 9 Chicago Zone 03-Kildare IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2005-12-08   
773-683 A Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-683 0 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-08-16   
773-683 1 Chicago Zone 03-Kildare IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
773-683 2 Chicago Zone 03-Kildare IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
773-683 3 Chicago Zone 03-Kildare IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
773-683 4 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2010-10-29   
773-683 5 Chicago Zone 03-Kildare IL   259E YMAX COMMUNICATIONS CORP. - IL 358   2008-10-19   
773-683 6 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-683 7 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-683 8 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-683 9 Chicago Zone 03-Kildare IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-684 A Chicago Zone 07-Hyde Park IL CHCGILDODS0  9329 AMERITECH ILLINOIS 358      
773-684 0 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 1 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 2 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 3 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 5 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 7 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 8 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-684 9 Chicago Zone 07-Hyde Park IL   9329 AMERITECH ILLINOIS 358      
773-685 A Chicago Zone 03-Kildare IL CHCGILKIDS0  9329 AMERITECH ILLINOIS 358      
773-686 A Chicago Zone 11-O'Hare IL CHCGILOHDS0  9329 AMERITECH ILLINOIS 358      
773-687 A Chicago Zone 04-Lakeview IL CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 0 Chicago Zone 04-Lakeview IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 1 Chicago Zone 04-Lakeview IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 2 Chicago Zone 04-Lakeview IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - 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 93 >>

Last updated: Sat, 31 Oct 2020 19:28:10 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.