Town Hall Address 300 N. Coal St. Mexico, MO 65265 United States- Audrain County Website https://www.mexicomissouri.net Town Clerk 573-581-2100 300 N. Coal St. Mexico, MO 65265 United States Sewer 573-581-8251 1050 N. Agricultural Mexico, MO 65265 United States Code Enforcement 573-581-2100 300 N. Coal St. Mexico, MO 65265 United States Town Hall Hours Monday - Friday: 8:00 AM - 5:00 PM County Audrain