1. Ackerman Land Surveying 107 2nd St S, Wahpeton, ND 58075 Coordinate: 46.26349,-96.60267 Phone: (701) 642-9404
2. Interstate Engineering 1999 4th St N, Wahpeton, ND 58075 Coordinate: 46.2874,-96.60602 Phone: (701) 642-5521