Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 312 [Rate centres in NPA 312] [Dial plan for NPA 312]

NXX: 794

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
312-794 A Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
312-794 0 Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
312-794 1 Chicago Zone 01-Canal IL CHCGILTCDS0  7056 XO ILLINOIS, INC. 358   2005-01-18   
312-794 2 Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
312-794 3 Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
312-794 4 Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
312-794 5 Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
312-794 6 Chicago Zone 01-Canal IL CHCGILTCDS0  7056 XO ILLINOIS, INC. 358   2005-01-18   
312-794 7 Chicago Zone 01-Canal IL CHCGILTCDS0  7056 XO ILLINOIS, INC. 358   2005-01-18   
312-794 8 Chicago Zone 01-Canal IL CHCGILTCDS0  7056 XO ILLINOIS, INC. 358   2005-01-18   
312-794 9 Chicago Zone 01-Canal IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      

Last updated: Fri, 13 May 2022 22:16:13 UTC

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