From San Francisco to 3853 Broadway St, American Canyon, CA 94503‎ Merge onto US-101 S via the ramp to I-80 E/Oakland/San Jose (About 1 min) Go 0.6 mi. Take exit 433 on the left to merge onto I-80 E toward Bay Bridge/Oakland (Partial toll road. About 38 mins.) Go 32.4 mi. Take exit 33 to merge onto CA-37 W toward Napa (About 2 mins.) Go 2.2 mi Take exit 19 for CA-29/Sonoma Blvd toward Napa go 0.3 mi Turn right onto CA-29 N/Sonoma Blvd Continue to follow CA-29 N (About 4 mins) Go 2.4 mi Make a U-turn at S Napa Junction Rd Destination will be on the right (About 2 mins) Go 466 ft.