County Treasurer's Office
Contact Information
(712) 279-6500
Professional Accreditation
822 Douglas St. Trosper Hoyt Building, Sioux City, IA 51101
Hours of Operation
- Monday8:00am - 4:30pm
- Tuesday8:00am - 4:30pm
- Wednesday8:00am - 4:30pm
- Thursday8:00am - 4:30pm
- Friday8:00am - 4:30pm
Services Provided
Registration
- Registration
- Titling
- Plates
- Registration Renewal