Miller Court House, was the first post office located in what is now Oklahoma

Oklahoma

Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

, United States. It was located in what was then Miller County, Arkansas Territory

Miller County, Arkansas Territory

Old Miller County was created April 1, 1820 by the Arkansas Territorial Legislature. It included much of what is southeastern Oklahoma and the northeastern counties in Texas .The Act delineated Miller County as follows:The 1820 territorial census listed 999 residents in Miller County, 82 of them...

. The post office opened September 5, 1824, and was closed December 28, 1839. Miller Court House (or Miller Courthouse) was the county seat of old Miller County. On January 20, 1825, the land was ceded by treaty to the Choctaw Nation and the non-Indians forced to leave. Before leaving in November 1828, they burned the courthouse and records in protest. The exact site is unknown but it was in what is now McCurtain County, Oklahoma

McCurtain County, Oklahoma

McCurtain County is a county located in the U.S. state of Oklahoma. As of 2010, the population was 33,151. Its county seat is Idabel.-Geography:...

.

The Arkansas Territory

Arkansas Territory

The Territory of Arkansas, initially organized as the Territory of Arkansaw, was an organized incorporated territory of the United States that existed from July 4, 1819 until June 15, 1836, when the final extent of the territory was admitted to the Union as the State of Arkansas.-History:The...

 Legislative Council officially ceded the portion of Miller County north of the Red River to the Choctaw Nation on October 17, 1828. Miller Court House continued to be used as a station for the registration for Choctaw Indians relocated from the East over the "trail of tears and death"

Trail of Tears

The Trail of Tears is a name given to the forced relocation and movement of Native American nations from southeastern parts of the United States following the Indian Removal Act of 1830...

. Old Miller Court House was also used as a depot for the storage of corn and supplies destined for distribution to the Choctaws for many years.

On October 23, 1832, the Arkansas Territory commissioners moved the county seat to Jonesborough in what is now Red River County, Texas, and the Miller Court House post office relocated there. Texas, however, annexed Miller County south of the Red River

Red River (Mississippi watershed)

The Red River, or sometimes the Red River of the South, is a major tributary of the Mississippi and Atchafalaya Rivers in the southern United States of America. The river gains its name from the red-bed country of its watershed. It is one of several rivers with that name...

and the post office was discontinued December 28, 1838.