According to our records, this business is located at 300 Liberty St. in Peoria (in Peoria County), Illinois 61602, the location GPS coordinates are: 40.690662 (latitude), -89.592152 (longitude). QST Communications is categorized under Emergency Calls (SIC code 4899). Current estimates show that the unit has a sales volume of $1,875,000 and staff of approximately 5 people. You can contact the company by phone at (309) 677-5475.