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Post Offices in Oak Brook

Click on the Post Office from this list of 1 Post Offices in Oak Brook to view the opening hours, phone number, drop-off times, services and other information.

1. USPS Post Office Oak Brook (IL)

1314 Kensington Rd

Oak Brook, IL 60523

The Post Office is open Monday to Wednesday and on Friday from 11:00 am to 3:30 pm. It is closed on Thursday and Saturday and Sunday.