1. Phillips & Son Drilling Inc 2624 Kaetzel Rd, Knoxville, MD 21758 Coordinate: 39.38784,-77.68231 Phone: (240) 816-0098
2. Washington Gas Co 964 Jefferson Pike, Knoxville, MD 21758 Coordinate: 39.34102,-77.63464 Phone: (301) 834-7627