Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

NXX: 638

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-638 A Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 0 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 1 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 2 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 3 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 4 Chicago Zone 06-Kedzie IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358   2021-10-11   
773-638 5 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 6 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 7 Chicago Zone 06-Kedzie IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2021-06-01   
773-638 8 Chicago Zone 06-Kedzie IL CHCGILKEDS0  9329 ILLINOIS BELL TEL CO 358      
773-638 9 Chicago Zone 06-Kedzie IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2014-10-09   

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

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