The First Doctor was given a townhouse in Islington when he was released from his services as Lady Jane Grey's tutor. He and his companions, Barbara Wright and Ian Chesterton, stayed in Islington until they had found and defeated the Vrij. (PROSE: The Nine-Day Queen)
The Third Doctor once owned a watch-mending shop, called Fixing Time, on Old Street in Islington. (PROSE: Amorality Tale)