Town Hall Address 300 E Pearl St. Harrisonville, MO 64701 United States- Cass County Website https://ci.harrisonville.mo.us Fire District 816-380-8925 903 S Commercial St. Harrisonville, MO 64701 United States Water 816-380-8964 201 W Chestnut Harrisonville, 64701 United States Sewer 816-380-8964 201 W Chestnut Harrisonville, 64701 United States Tax Collector 816-380-8920 300 E Pearl St. Harrisonville, 64701 United States Town Hall Hours Monday - Friday: 8:00 AM - 5:00 PM County Cass