According to our records, this business is located at 525 W Main St. in Belleville (in St Clair County), Illinois 62220, the location GPS coordinates are: 38.514189 (latitude), -89.9922859 (longitude). Southwestern Illinois Regional is categorized under Community Development Groups (SIC code 8399). Known organization owner is Maureen Moore. The company employs
approximately 4 people. You can contact the company by phone at (618) 233-8665.