Below is a list of dates when Thanksgiving Day will occur from 3900 to 3909.
| Year | Date | Day |
|---|---|---|
| 3900 | November 22, 3900 | Thursday |
| 3901 | November 28, 3901 | Thursday |
| 3902 | November 27, 3902 | Thursday |
| 3903 | November 26, 3903 | Thursday |
| 3904 | November 24, 3904 | Thursday |
| 3905 | November 23, 3905 | Thursday |
| 3906 | November 22, 3906 | Thursday |
| 3907 | November 28, 3907 | Thursday |
| 3908 | November 26, 3908 | Thursday |
| 3909 | November 25, 3909 | Thursday |