According to our records, this business is located at 417 S 42nd St. in Mount Vernon (in Jefferson County), Illinois 62864, the location GPS coordinates are: 38.3114537 (latitude), -88.9421895 (longitude). First Cellular Southern Ill is categorized under Beepers (SIC code 4812). Known organization partner is Harrisonvi Co. You can contact the company by phone at (618) 244-2355.