1. C H Tel Co Inc
11700 Piedmont Rd, Clarksburg, MD 20871
Coordinate: 39.24875,-77.24237
Phone: (301) 353-0424
2. Intelsat Corp
22021 Comsat Dr, Clarksburg, MD 20871
Coordinate: 39.21489,-77.2746
Phone: (301) 515-1846
3. Infospherix Inc
22530 Gateway Center Dr Ste 200, Clarksburg, MD 20871
Coordinate: 39.23042,-77.2813
Phone: (301) 556-9400
4. Axe Telecomm MD-Dip
24510 Frederick Rd, Clarksburg, MD 20871
Coordinate: 39.25852,-77.30277
Phone: (301) 434-5881