Local Calling Guide

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

NXX: 557

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-557 A Chicago Zone 03-Kildare IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-557 0 Chicago Zone 03-Kildare IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2011-01-27   
773-557 1 Chicago Zone 03-Kildare IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-557 2 Chicago Zone 03-Kildare IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2010-12-15   
773-557 3 Chicago Zone 03-Kildare IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2011-01-27   
773-557 4 Chicago Zone 03-Kildare IL PRRGILXLDS0  9329 ILLINOIS BELL TEL CO 358   2000-07-03   
773-557 5 Chicago Zone 03-Kildare IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-01-11   
773-557 6 Chicago Zone 03-Kildare IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-01-11   
773-557 7 Chicago Zone 03-Kildare IL CHCGIL24DS6  224C ONVOY, LLC 358   2004-10-22   
773-557 8 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358   2004-03-19   
773-557 9 Chicago Zone 03-Kildare IL ELGNILOTGT5  5562 METROPCS, INC. 358   2004-03-19   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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