106th Tactical Reconnaissance Squadron McDonnell RF-4C-19-MC Phantom 63-7761 about 1972.  Note the Vietnam War camouflage pattern and uncoded tail markings.  Only "Alabama" tail stripe on tail fin.
United States Air Force
1972
Peake, William R, (2005), McDonnell Douglas F-4 Phantom II: Production and Operational Data, Midland Pub Ltd, ISBN: 9781857801903  Image source listed as United States Air Force