O7
O7 may refer to: O7 star, a subclass of O-type stars Shell star LNER Class O7, a class of British steam locomotives OzJet (IATA airline code O7), Australian airline o7, an emoticon for a person saluting O-7, a pay grade in the US uniformed services: Brigadier General in the Army, Marine Corps, Air Force, and Space Force Rear admiral (lower half) in the Navy, Coast Guard, Public Health Service Commissioned Corps, and NOAA Commissioned Officer Corps Otoyol 7, a motorway in Turkey that bypasses Istanbul.