Multiple realities
(covers information from several alternate timelines)
transfrancisco tube entrance in 2024
Trans Francisco in 2372
Trans Francisco, originally known as transfrancisco, was a mass-transit service serving the area of San Francisco that existed as early as 2024. Jadzia Dax was accidentally beamed into the transfrancisco's Trans Bay Tube 2 upon accidentally traveling back in time. (DS9: "Past Tense, Part I")
One of its transit stops during the 24th century alternate timeline was located in the Mission District. (VOY: "Non Sequitur")
This character was only mentioned in writing.