| 1 | Sunday, 1 January 1956 | New Year's Day | 
|  | Monday, 2 January 1956 | New Year's Day (observance) | 
| 2 | Monday, 16 January 1956 | Martin Luther King Day | 
|  | Friday, 30 March 1956 | César Chávez Day (observance)/Good Friday | 
| 3 | Monday, 28 May 1956 | Memorial Day | 
| 4 | Tuesday, 19 June 1956 | Juneteenth National Independence Day | 
| 5 | Wednesday, 4 July 1956 | Independence Day | 
| 6 | Monday, 3 September 1956 | Labor Day | 
| 7 | Tuesday, 6 November 1956 | Election Day | 
| 8 | Sunday, 11 November 1956 | Veterans Day | 
|  | Monday, 12 November 1956 | Veterans Day (observance) | 
| 9 | Thursday, 22 November 1956 | Thanksgiving | 
| 10 | Friday, 23 November 1956 | Black Friday | 
| 11 | Monday, 24 December 1956 | Christmas Eve | 
| 12 | Tuesday, 25 December 1956 | Christmas | 
| 13 | Monday, 31 December 1956 | New Year's Eve |