John C. Kluczynski Federal Building & U.S. Post Office, Loop Station
230 South Dearborn Street
Chicago, IL 60604
Designed by Chicago architect Mies van der Rohe and completed in 1975, the John C. Kluczynski Federal Building and Loop Station Post Office is a 43-story skyscraper paired with a separate one-story post office. Located in the Federal Plaza in Chicago's Central Loop, the Kluczynski FB and Loop PO is bordered by Clark Street (west), Jackson Boulevard (south), Dearborn Street (east), and Adams Street (north).
Amenities available to Federal employees include a credit union and fitness center. The latest customer satisfaction survey (2010) resulted in a 89% "more than satisfied" rating (four or five on a five-point scale).
The building was named after former Congressman John C. Kluczynski.
7 a.m.– 6 p.m. Monday through Friday (except Federal holidays).
For building service calls or more information, contact the Kluczynski Service Desk at (312) 353-4475.
Public Services The building's public services include
- Fitness Center - Sub-basement (SM level)
- Gene's Snack Shop Convenience Store - 2nd floor
- Passport Agency - 18th floor
- Internal Revenue Service, Taxpayer Assistance Center - 24th floor
- Federal Credit Union - 29th floor
- Senator Richard Durbin's Office - 38th floor
- Senator Mark Kirk's Office - 39th floor
The main plaza to the north features a red steel sculpture named "Flamingo," created by world-renowned sculptor Alexander Calder.
Additional History View in-depth historical information on the Chicago Federal Plaza, including the Kluczynski and Metcalfe Federal Buildings and Dirksen U.S. Courthouse, among more than 80 properties featured in the Public Buildings Heritage Program. Through an award-winning series of posters and brochures, this program details 150 years of notable construction and offers Web pages explaining the architecture and history of featured buildings.
The shortcut for this page is www.gsa.gov/jckfb.