Humboldt Office
Humboldt Office
422 Sumner Avenue
PO Box 396
Humboldt, IA 50548
Phone: (515) 332-2701
Fax: (515) 332-2761
office hours
Non-Tax Season (April 16 – December 31)
Monday – Friday 8:00-5:00
**April 16 – October 31, the office will be closed Fridays at Noon**
Tax Season (January 2 – April 15)
Monday-Friday 8:00 – 5:00
Saturday 8:00 – 12:00