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General Office

The Chicago Transit Authority's general office is located at 567 W. Lake Street, Chicago, IL 60661. The Purchasing Department is located on the 4th Floor.

General Office hours are from 8:00 a.m. to 4:30 p.m., Monday through Friday.

The general office is closed on the following holidays: New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day & Christmas Day.

Bid Openings

For a schedule of bid opening dates, refer to the Contracting Opportunities page. Bid opening dates for Supply, Services and Construction solicitations are listed along with the associated bids.

Events and Workshops

There are no events to list at this time.

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