San Francisco Landmark Signs 665 Third St. Suite 120 South of Market in SanFrancisco. Directions: From the Peninsula, take Fwy 280 to the end, exiting on King St. Left on Third St. We're 1.5 blocks on your right. From the East Bay: Bay Bridge Hwy 80 into the city. (Note: Fremont St. ramp is now closed.) Take the first right hand exit to Folsom St. Stay to right and at the end of the ramp, bear right and proceed across Folsom back up hill to Harrison St. Turn right at Harrison and proceed 2 blocks to 2nd St. turn left and go 3 blocks to Townsend St. Turn right and go one block to 3rd St. Google map From Marin County, Golden Gate Bridge, Hwy 101: Follow Signs to Lombard and take the Marina split. follow Marina Blvd around to Bay St. turn left onto Bay and head East on Bay for approx. 2 miles to Embarcadero Blvd. Right onto Embarcadero and another 2 miles to Townsend St. turn right on Townsend and go 3 blocks to Third St. We are one-half block on the right. Short term parking in back of our buildling by entering at Clarence Alley off Townsend. Muni: Lines 15, 30 & 42 and the F-line Caltrain: One block at 4th and Townsend Bicycles: Bring your bike inside! Enter through loading dock, through middle door.