Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Chicago Zone 04-Lakeview, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
773-244 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-248 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-281 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-296 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-325 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-327 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-348 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-388 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-404 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-472 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-477 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-525 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-528 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-529 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-549 A CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-665 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-687 A CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 0 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 1 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 2 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 3 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 4 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 5 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 6 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 7 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
773-687 8 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-01-13   
773-687 9 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-01-13   
773-697 A CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-697 0 CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-697 1 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2007-11-22   
773-697 2 CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358   2000-08-15   
773-697 3 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2007-01-13   
773-697 4 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-06-02   
773-697 5 CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
773-697 6 CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358   2000-08-15   
773-697 7 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-10-03   
773-697 8 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-10-03   
773-697 9 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2006-10-03   
773-755 A CHCGILLWDS0  9329 ILLINOIS BELL TEL CO 358      
773-829 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-829 0 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2004-12-20   
773-829 1 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-10-15   
773-829 2 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-08-11   
773-829 3 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-10-15   
773-829 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-829 5 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-10-15   
773-829 6 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-12-09   
773-829 7 CHCGILMF3MD  6529 T-MOBILE USA, INC. 358   2004-12-17   
773-829 8 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2004-12-20   
773-829 9 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2004-12-20   

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

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