According to our records, this business is located at 18 W Main St. in Mascoutah (in St Clair County), Illinois 62258, the location GPS coordinates are: 38.4901117 (latitude), -89.7983281 (longitude). US Post Office is categorized under Post Offices (SIC code 4311). Known organization manager is Edward Laidley. The company employs
approximately 16 people. You can contact the company by phone at (618) 566-2618.