If you don't mind going a little out of your way when in San Francisco, give best music (oakland) a look, and also Saxology in Hayward is a great place, filled with a HUGE amount of vintage mouthpieces.
Don't forget Sam Ash! (for shame, Andy!BarrySachs said:In New York, you can hit the shops in mid-town. Mike Manning, Roberto's, International WW & brass. If you hire a car, you can go out to USA horn in New Jersey or stop in on Bob Ackerman (better call first).
Sorry Matt. Naturally Sam Ash is a Must.abadcliche said:Don't forget Sam Ash! (for shame, Andy!) I am the head woodwind technician there and I'd love to have you visit.