On which street in Damascus was the house where the blinded Saul was staying?

Answer: Straight Street

The Lord told Ananias to go to the house of Judas on Straight Street and ask for a man from Tarsus named Saul.

““Get up!” the Lord told him. “Go to the house of Judas on Straight Street and ask for a man from Tarsus named Saul, for he is praying.”— Acts 9:11 (BSB)