Public holidays
1638, USA, Alabama
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, January 1, 1638 | New Year's Day |
| 2 | Tuesday, February 16, 1638 | Mardi gras day |
| 3 | Monday, February 22, 1638 | Washington's Birthday |
| 4 | Monday, April 26, 1638 | Confederate Memorial Day |
| 5 | Sunday, May 30, 1638 | Memorial Day |
| 6 | Monday, June 7, 1638 | Jefferson Davis Day |
| 7 | Sunday, July 4, 1638 | Independence Day |
| Monday, July 5, 1638 | Independence Day (observance) | |
| 8 | Monday, September 6, 1638 | Labor Day |
| Friday, December 24, 1638 | Christmas (observance)/Christmas Eve | |
| 9 | Saturday, December 25, 1638 | Christmas |
| 10 | Sunday, December 26, 1638 | December 26 |
| Friday, December 31, 1638 | New Year's Day (observance) |