Scroll down to see. 33 ashbury/18th street is a trolleybus line operated by the san francisco municipal railway. The route is descendant from the first trolleybus service to open in san. Schedule and map links. 7 days a week. Advisory in effect disclaimer. the first stop of the 33 bus route is 25th st & potrero ave and the last stop is arguello blvd & california st. 33 (arguello + california street) is operational during everyday. Click/tap to highlight the row & column. Scroll/swipe left and right for longer schedules.
