On January 20, 1825, the land was ceded by treaty to the Choctaw Nation, and non-Native Americans were forced to leave.
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".
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 Plantation, [c] and the Miller Court House post office relocated there.
Texas, however, annexed all of Miller County, Arkansas remaining south and west of the Red River and the old post office was discontinued December 28, 1838.