| Business | Phone |
| Action Taxicab Inc 15805 Paramount Dr, Rockville 20855 | (301) 840-1000 |
| Airport Taxi 15805 Paramount Dr, Rockville 20855 | (301) 926-2900 |
| Montgomery Taxicab Inc 15858 Somerville Dr, Rockville 20855 | (301) 926-9300 |
| Maryland Shuttle 12221 Parklawn Dr, Rockville 20852 | (301) 881-9600 |