http://www.tsa.gov/traveler-informat...found-contacts
773-377-1210
United is not involved and will not help (other than refer you to TSA or airport lost and found)
Edit: as Wine notes, a good description helps. Hopefully ORD tags items (like OGG does) with date/time, which will narrow down search immensely.
Last edited by IAH-OIL-TRASH; Nov 17, 2013 at 11:00 am