Originally Posted by
Visconti
Don't think you can purchase a Clipper card at SFO, and, if I recall, they can only be purchased at retail stores like Walgreens.
You can actually buy a clipper card at a Bart Station, I believe this includes the SFO station. There are vending machines where you can buy the card, you can go online and register it if you wish. Bart is moving towards only issuing clipper cards and getting rid of the paper/plastic tickets.