Local Calling Guide

Area code/prefix search

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

NXX: 937

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-937 A Chicago Zone 08-Portsmouth IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
773-937 0 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-01   
773-937 1 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-01   
773-937 2 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-01   
773-937 3 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-01   
773-937 4 Chicago Zone 08-Portsmouth IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358   2007-08-25   
773-937 5 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-10   
773-937 6 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-10   
773-937 7 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-10   
773-937 8 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-10   
773-937 9 Chicago Zone 08-Portsmouth IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2007-10-10   

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

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