About Us
Contact Us
Corporate Headquarters
Onyx Pharmaceuticals, Inc.
249 E. Grand Avenue
South San Francisco, CA 94080
Phone: 650.266.0000
Fax: 650.266.0100
For medical questions, please contact Onyx Medical Information at 877-ONYX-121 or medinfo@onyx.com
Driving Directions
Get a personalized map to this location
Driving from San Francisco
- Take US-101 South
- Exit #425A/Grand Ave.
- Turn Left onto Airport Blvd.
- Turn Left onto Grand Ave., which becomes E. Grand Ave.
- Building will be on the left, after the intersection of E. Grand Ave. and Roebling Rd.
Driving From the South Bay and San Francisco International Airport (SFO)
- Take US-101 North
- Exit at Grand Ave.
- At the bottom of the exit ramp, turn right onto E. Grand Ave.
- At the first stoplight, turn right to continue on E. Grand Ave.
- Building will be on the left, after the intersection of E. Grand Ave. and Roebling Rd.
Public Transportation
- The office is located approximately 0.5 miles from the South San Francisco Caltrain station and 2 miles from the San Bruno BART station.