Reminder: Early closure of the #MuniMetro subway takes place nightly at 9:30pm thru Sat., 8/27 except on Tues., 8/2 https://t.co/tfzzo7nWcg (More: 28 in last 48 hours)

Traffic Signal Repair

To report a traffic signal needing maintenance or repairs please call the San Francisco 311 Customer Service Center or 415.401.3700.

(24 hours a day).

  • Voice within San Francisco: 311
  • Voice, outside San Francisco: 415.701.2311
  • TTY: 415.701.2323.