- July 1, 1966
- July 2, 1966
- July 3, 1966
- July 4, 1966
- July 5, 1966
- July 6, 1966 (This strip is adapted in It's the Great Pumpkin, Charlie Brown)
- July 7, 1966
- July 8, 1966
- July 9, 1966
- July 10, 1966 (This strip is adapted in It's the Great Pumpkin, Charlie Brown and the segment "Snoopy" from The Charlie Brown and Snoopy Show episode "Snoopy: Man's Best Friend")
- July 11, 1966
- July 12, 1966
- July 13, 1966
- July 14, 1966
- July 15, 1966
- July 16, 1966
- July 17, 1966 (This strip is adapted in the episode "Brothers and Sisters" from the 2014 French TV series Peanuts)
- July 18, 1966
- July 19, 1966
- July 20, 1966
- July 21, 1966
- July 22, 1966 (This strip is adapted in Snoopy, Come Home)
- July 23, 1966
- July 24, 1966 (The first reference to Snoopy the World War I Flying Ace drinking root beer)
- July 25, 1966
- July 26, 1966 (This strip and the following two strips are adapted in Snoopy, Come Home)
- July 27, 1966
- July 28, 1966
- July 29, 1966
- July 30, 1966
- July 31, 1966 (This strip is adapted in He's Your Dog, Charlie Brown)