Christmas is an uninhabited mining community in Gila County, Arizona, United States. The mine which led to creation of the town was staked on Christmas Day 1902, prompting the name. During the three decades in which the town's post office operated it was a popular destination for holiday mail seeking a "Christmas" postmark. The mine is also the lo…Christmas is an uninhabited mining community in Gila County, Arizona, United States. The mine which led to creation of the town was staked on Christmas Day 1902, prompting the name. During the three decades in which the town's post office operated it was a popular destination for holiday mail seeking a "Christmas" postmark. The mine is also the location where the minerals apachite, junitoite, and ruizite were first discovered.