Town Hall Address Commercial St Humboldt, IL 61931 United States- Coles County Zoning 217-856-2165 Commercial St Humboldt, IL 61931 United States Fire District 217-235-0931 1812 Prairie Ave Mattoon, IL 61938 United States Town Clerk 217-856-2165 Commercial St Humboldt, IL 61931 United States Water 217-856-2205 507 Adams St Humboldt, IL 61931 United States Sewer 217-856-2205 507 Adams St Humboldt, IL 61931 United States Tax Collector 217-348-0511 651 Jackson Ave #124 Charleston, IL 61920 United States Code Enforcement 217-856-2165 Commercial St Humboldt, IL 61931 United States County Coles