Public holidays
1680, USA, Oklahoma
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, January 1, 1680 | New Year's Day |
| 2 | Thursday, February 22, 1680 | Washington's Birthday |
| 3 | Thursday, May 30, 1680 | Memorial Day |
| 4 | Thursday, July 4, 1680 | Independence Day |
| 5 | Monday, September 2, 1680 | Labor Day |
| 6 | Tuesday, December 24, 1680 | Christmas Eve |
| 7 | Wednesday, December 25, 1680 | Christmas |