From Baltimore Washington International (BWI) (click this link for map)
Take I-195 west from BWI to I-95 south. Go south on I-95 to I-495 (Capital Beltway). Take I-495 west towards College Park/Silver Spring. Exit on Connecticut Ave South (MD RT 185). Go 1/2 mile to Jones Bridge Rd and turn right. Go approximately 1.1 miles to Rockville Pike (also known as MD 355 or Wisconsin Ave). Turn Left onto MD 355 and immediately bear right onto Woodmont Ave. Go 2 blocks and 8120 is on your right at the corner of Woodmont Ave and Rugby Ave. Park in the public garage next to 8120 or the public lot around the corner on Rugby Ave.

From Reagan National Airport (DCA) (click this link for map)
Exit Reagan National to George Washington Memorial Parkway North. Stay on the GW Parkway going north for approximately 12.5 miles. Exit onto I-495 N to Maryland. Stay on I-495 (Capital Beltway) northeast for approximately 5 miles. Exit on Old Georgetown Pike South (MD 187). Proceed on Old Georgetown Pike for approximately 2 miles to Auburn Ave. Turn Left on Auburn and go 3 blocks to Rugby Ave. Turn right on Rugby and 8120 is on your left at the corner of Rugby and Woodmont. Park in the public lot on the right or the public garage on your left.

From Dulles International Airport (IAD) (click this link for map)
Exit Dulles International via the Dulles Access Road towards Washington. Proceed approximately 14 miles to the I-495 ramps. Take the I-495 ramp northeast toward Baltimore. Stay on I-495 for approximately 6 miles. Exit on Old Georgetown Pike South (MD 187). Proceed on Old Georgetown Pike for approximately 2 miles to Auburn Ave. Turn Left on Auburn and go 3 blocks to Rugby Ave. Turn right on Rugby and 8120 is on your left at the corner of Rugby and Woodmont. Park in the public lot on the right or the public garage on your left.