1. MidWest Drug Tests
332 S Highway 81, Duncan, OK 73533
Coordinate: 34.49879,-97.9687
Phone: (580) 786-4455
2. Strickland Safety Consulting
5045 N Highway 81, Duncan, OK 73533
Coordinate: 34.55906,-97.96699
Phone: (580) 252-0333
3. Strickland Safety Consulting
1101 N 13th St, Duncan, OK 73533
Coordinate: 34.516277,-97.96292
Phone: (580) 252-0333