Share this: Facebook Twitter LinkedIn www.sfmta.com/15504 Prediction Unavailable min Arriving Prediction Unavailable Stop closed — no service Predictions valid as of Predictions unavailable for any route as of Early subway closures May 5 to 9. Details at SFMTA.com/FixItWeek Route & Arrival Details 19 Polk 5 a.m. - 10 p.m. daily 44 O'Shaughnessy 24 hours daily Live Map