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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-663 A Chicago Zone 03-Kildare IL BRDVILBOCM1  6664 SPRINT SPECTRUM L.P. 358      
773-663 0 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-02-28   
773-663 1 Chicago Zone 03-Kildare IL   6529 T-MOBILE USA, INC. 358   2004-04-02   
773-663 2 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-02-28   
773-663 3 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2011-01-28   
773-663 4 Chicago Zone 03-Kildare IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2002-10-28   
773-663 5 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-10-29   
773-663 6 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-11-12   
773-663 7 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-11-26   
773-663 8 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-03-19   
773-663 9 Chicago Zone 03-Kildare IL   6664 SPRINT SPECTRUM L.P. 358   2004-03-19   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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