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
773-746 4 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-05   
773-746 5 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-05   
773-746 6 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-05   
773-746 7 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-05   
773-746 8 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-05   
773-746 9 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-08-05   
773-747 A Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-747 0 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-02-21   
773-747 1 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-02-21   
773-747 2 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-02-21   
773-747 3 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2009-06-15   
773-747 4 Chicago Zone 04-Humboldt IL CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2009-11-27   
773-747 5 Chicago Zone 04-Humboldt IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-06-28   
773-747 6 Chicago Zone 04-Humboldt IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-06-28   
773-747 7 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2008-11-01   
773-747 8 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2008-11-01   
773-747 9 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-02-21   
773-748 A Chicago Zone 10-Beverly IL HMNDINPRCM0  6795 INDIANA PAGING NETWORK, INC. 358      
773-749 A Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-749 0 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-10-31   
773-749 1 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-31   
773-749 2 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-31   
773-749 3 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-10-31   
773-749 4 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358   2007-10-31   
773-749 5 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-08-03   
773-749 6 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-08-03   
773-749 7 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-08-03   
773-749 8 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-08-03   
773-749 9 Chicago Zone 03-Kildare IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-08-03   
773-750 A Chicago Zone 03-Kildare IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-751 A Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 0 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 1 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 2 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
773-751 3 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 4 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-751 5 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
773-751 6 Chicago Zone 02-Edgewater IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
773-751 7 Chicago Zone 02-Edgewater IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2004-11-12   
773-751 8 Chicago Zone 02-Edgewater IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-11-14   
773-751 9 Chicago Zone 02-Edgewater IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2006-11-14   
773-752 A Chicago Zone 07-Hyde Park IL CHCGILDODS0  9329 ILLINOIS BELL TEL CO 358      
773-753 A Chicago Zone 07-Hyde Park IL CHCGILDODS0  9329 ILLINOIS BELL TEL CO 358      
773-754 A Chicago Zone 02-Edgewater IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
773-754 0 Chicago Zone 02-Edgewater IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-12-22   
773-754 1 Chicago Zone 02-Edgewater IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2021-07-10   
773-754 2 Chicago Zone 02-Edgewater IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-01-07   
773-754 3 Chicago Zone 02-Edgewater IL CHCGIL24DS6  224C ONVOY, LLC 358   2008-04-24   
773-754 4 Chicago Zone 02-Edgewater IL CHCGIL24DS6  224C ONVOY, LLC 358   2008-04-24   
773-754 5 Chicago Zone 02-Edgewater IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-07-31   

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

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