Government Offices in Thayer, KS Thayer City Office103 W Neosho AveThayer, KS, 667766208395353City OfGovernment CityGovernment OfficesHumboldt CityTreasury OfficeUnemployment OfficeWater Filter Thayer Fire Dept100 W Neosho AveThayer, KS, 667766208395215Fire DepartmentFire DepartmentsGovernment CityGovernment OfficesTreasury OfficeUnemployment Office Show More