1. Computer Network Systems 1530 Caton Center Dr, Halethorpe, MD 21227 Coordinate: 39.25671,-76.67994 Phone: (410) 685-7200
2. Comcast 2701 Hammonds Ferry Rd, Halethorpe, MD 21227 Coordinate: 39.2443,-76.66496 Phone: (877) 216-4583