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
773-269 A Chicago Zone 04-Humboldt IL CHCGILCLGMD  7421 AT&T LOCAL 358      
773-269 0 Chicago Zone 04-Humboldt IL   6664 SPRINT SPECTRUM L.P. 358   2003-10-01   
773-269 1 Chicago Zone 04-Humboldt IL   6664 SPRINT SPECTRUM L.P. 358   2003-10-01   
773-269 2 Chicago Zone 04-Humboldt IL   9329 AMERITECH ILLINOIS 358   2002-03-25   
773-269 3 Chicago Zone 04-Humboldt IL   224C ONVOY, LLC 358   2014-09-03   
773-269 4 Chicago Zone 04-Humboldt IL   6664 SPRINT SPECTRUM L.P. 358   2007-05-20   
773-269 5 Chicago Zone 04-Humboldt IL   7421 AT&T LOCAL 358      
773-269 6 Chicago Zone 04-Humboldt IL   4604 FIRST COMMUNICATIONS LLC - IL 358   2005-07-04   
773-269 7 Chicago Zone 04-Humboldt IL   6664 SPRINT SPECTRUM L.P. 358   2003-10-01   
773-269 8 Chicago Zone 04-Humboldt IL   6664 SPRINT SPECTRUM L.P. 358   2003-10-01   
773-269 9 Chicago Zone 04-Humboldt IL   6664 SPRINT SPECTRUM L.P. 358   2003-05-06   

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

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