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Post Offices in Columbus Junction

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

1. USPS Post Office Columbus Junction (IA)
204 2nd St
Columbus Junction, IA 52738
The Post Office is open Monday to Wednesday and on Friday from 8:15 am to 4:15 pm and on Saturday from 8:15 am to 10:00 am. It is closed on Thursday and on Sunday.