- March 1, 1955 (The first appearance of Charlie Brown as Mr. Spaceman)
- March 2, 1955
- March 3, 1955
- March 4, 1955
- March 5, 1955
- March 6, 1955
- March 7, 1955
- March 8, 1955
- March 9, 1955
- March 10, 1955
- March 11, 1955
- March 12, 1955 (This strip is adapted in Good Grief, Charlie Brown: Peanuts)
- March 13, 1955
- March 14, 1955
- March 15, 1955
- March 16, 1955
- March 17, 1955
- March 18, 1955
- March 19, 1955
- March 20, 1955
- March 21, 1955 (This strip is adapted in Good Grief, Charlie Brown: Peanuts, with Lucy replacing Patty)
- March 22, 1955
- March 23, 1955
- March 24, 1955 (This strip is adapted in Good Grief, Charlie Brown: Peanuts)
- March 25, 1955
- March 26, 1955
- March 27, 1955
- March 28, 1955
- March 29, 1955
- March 30, 1955
- March 31, 1955