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Postal Services

Contact Us

Postal Services
Phone: (920) 424-1145

Weekdays 7:45 AM to 4:30 PM

650 Witzel Avenue
Oshkosh, WI 54901

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Welcome to Postal Services at UW Oshkosh

Postal Services is the mail and package processing center for all academic and administrative departments of the University of Wisconsin Oshkosh. Our offices are located in the Campus Services Building at 650 Witzel Ave. across the river from the main campus. Our hours of operation are Monday through Friday from 7:45 AM until 4:30 PM. Contact us at our campus phone number 424-1145 or email us at

Cash sales, personal and student mail and parcel shipping needs are handled at Reeve Union. The postal substation is at Titan Central for USPS. Copy This! provides UPS express and ground services.