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 94 95 96 97 98 99 100 101 102 103 104 105 106 107 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-567 9 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358   2005-07-08   
773-568 A Chicago Zone 10-Pullman IL CHCGILPUDS0  9329 ILLINOIS BELL TEL CO 358      
773-569 A Chicago Zone 03-Newcastle IL EGVGILEGDS1  9329 ILLINOIS BELL TEL CO 358      
773-569 0 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 1 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 2 Chicago Zone 03-Newcastle IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-07-06   
773-569 3 Chicago Zone 03-Newcastle IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-12-08   
773-569 4 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 5 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 6 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 7 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 8 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-569 9 Chicago Zone 03-Newcastle IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-570 A Chicago Zone 11-O'Hare IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-570 0 Chicago Zone 11-O'Hare IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
773-570 1 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358   2014-09-29   
773-570 2 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358   2014-09-29   
773-570 3 Chicago Zone 11-O'Hare IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-14   
773-570 4 Chicago Zone 11-O'Hare IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-570 5 Chicago Zone 11-O'Hare IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-14   
773-570 6 Chicago Zone 11-O'Hare IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-07-14   
773-570 7 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358   2012-10-01   
773-570 8 Chicago Zone 11-O'Hare IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-04-16   
773-570 9 Chicago Zone 11-O'Hare IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2015-12-03   
773-571 A Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
773-571 0 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 1 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 2 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 3 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 4 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 5 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 6 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 7 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 8 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-571 9 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2007-04-13   
773-572 A Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 0 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2007-05-16   
773-572 1 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 2 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 3 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 4 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 5 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 6 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 7 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 8 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-572 9 Chicago Zone 04-Humboldt IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-10-25   
773-573 A Chicago Zone 07-Stewart IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-573 0 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-01-12   
773-573 1 Chicago Zone 07-Stewart IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-573 2 Chicago Zone 07-Stewart IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2004-01-12   

<< 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 94 95 96 97 98 99 100 101 102 103 104 105 106 107 >>

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.