- October 1, 1998 (The first appearance of Naomi)
- October 2, 1998
- October 3, 1998
- October 4, 1998
- October 5, 1998
- October 6, 1998
- October 7, 1998
- October 8, 1998
- October 9, 1998
- October 10, 1998 (The final appearance of Naomi)
- October 11, 1998
- October 12, 1998
- October 13, 1998 (This strip is adapted in I Want a Dog for Christmas, Charlie Brown)
- October 14, 1998
- October 15, 1998 (Schroeder yanks his piano out from under Lucy for the last time)
- October 16, 1998
- October 17, 1998
- October 18, 1998 (This strip is used on the page for September 9 of the Dayspring Peanuts: A Year's Worth of Smiles and Blessings Desk Calendar)
- October 19, 1998
- October 20, 1998
- October 21, 1998
- October 22, 1998
- October 23, 1998
- October 24, 1998
- October 25, 1998
- October 26, 1998
- October 27, 1998
- October 28, 1998
- October 29, 1998
- October 30, 1998
- October 31, 1998
| ← September 1998 | November 1998 → |