1. McDonald Surveying & Mapping PC
2506a N Country Club Rd, Duncan, OK 73533
Coordinate: 34.50728,-97.94032
Phone: (580) 252-2268
2. M J Lewis & Associates
707 W Walnut Ave, Duncan, OK 73533
Coordinate: 34.50287,-97.95576
Phone: (580) 255-6402
3. Section 37 Surveying & Mapping
1504 W Spruce Ave, Duncan, OK 73533
Coordinate: 34.51296,-97.96619
Phone: (580) 786-4363