Local Calling Guide

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

NXX: 543

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-543 A Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
773-543 0 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-10   
773-543 1 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 2 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 3 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 4 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 5 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 6 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 7 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 8 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-26   
773-543 9 Chicago Zone 04-Humboldt IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-10   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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