County Treasurer's Office in Sioux City, IA
Woodbury, Iowa
822 Douglas St. Trosper Hoyt Building, Sioux City, IA 51101
Phone Lines & Queues
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Mailing Address
- 822 Douglas St. Trosper Hoyt Building, Sioux City, IA 51101
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Phone Lines
- (712) 279-6500
- (712) 279-6493
Daily Hours
- Monday 8:00am - 4:30pm
- Tuesday 8:00am - 4:30pm
- Wednesday 8:00am - 4:30pm
- Thursday 8:00am - 4:30pm
- Friday 8:00am - 4:30pm
- Trosper Hoyt Building
Services
Registration
- Registration
- Titling
- Plates
- Registration Renewal
Location Map
Approximate map from office address or city reference data.