Ambulance response to vehicle crash on Massachusetts Ave Heard on: Washington DC Fire Dispatch 00:12 00:00 12 17.2. We have a response, ambulance 20 responding for vehicle 4, (number withheld) Massachusetts Avenue Northwest, box 808. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 12 17.2. We have a response, ambulance 20 responding for vehicle 4, (number withheld) Massachusetts Avenue Northwest, box 808. 00:06 We have a response, ambulance 20 responding for vehicle 4, (number withheld) Massachusetts Avenue Northwest, box 808. 2026-11-11 22:24 UTC Traffic Massachusetts Ave NW, Washington, DC 20016 View on map