Local Calling Guide

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-754 6 Chicago Zone 02-Edgewater IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-07-31   
773-754 7 Chicago Zone 02-Edgewater IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-10-15   
773-754 8 Chicago Zone 02-Edgewater IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-10-15   
773-754 9 Chicago Zone 02-Edgewater IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-07-31   
773-755 A Chicago Zone 04-Lakeview IL CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-756 A Chicago Zone 03-Newcastle IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-756 0 Chicago Zone 03-Newcastle IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-756 1 Chicago Zone 03-Newcastle IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-756 2 Chicago Zone 03-Newcastle IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-756 3 Chicago Zone 03-Newcastle IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-756 4 Chicago Zone 03-Newcastle IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-756 5 Chicago Zone 03-Newcastle IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2004-07-08   
773-756 6 Chicago Zone 03-Newcastle IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-02-17   
773-756 7 Chicago Zone 03-Newcastle IL ELGNILOTGT5  5562 METROPCS, INC. 358   2004-03-19   
773-756 8 Chicago Zone 03-Newcastle IL ELGNILOTGT5  5562 METROPCS, INC. 358   2004-03-19   
773-756 9 Chicago Zone 03-Newcastle IL   224C ONVOY, LLC 358   2025-10-18   
773-757 A Summit IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-757 0 Summit IL CHCGIL24DS6  224C ONVOY, LLC 358   2010-03-29   
773-757 1 Summit IL OKBRILOADC2  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-757 2 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-10-11   
773-757 3 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-03   
773-757 4 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-03   
773-757 5 Summit IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-07-31   
773-757 6 Summit IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
773-757 7 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-03   
773-757 8 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-03   
773-757 9 Summit IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-01-03   
773-758 A Chicago Zone 01-Wabash IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
773-759 A Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 0 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-759 1 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 2 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 3 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 4 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 5 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 6 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 7 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 8 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-759 9 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-760 A Chicago Zone 01-Wabash IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
773-761 A Chicago Zone 02-Rogers Park IL CHCGILRPDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 A Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 0 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 1 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 2 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 3 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 4 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 5 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      
773-762 6 Chicago Zone 06-Lawndale IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2021-10-11   
773-762 7 Chicago Zone 06-Lawndale IL CHCGILLDDS0  9329 ILLINOIS BELL TEL CO 358      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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