From the record
“Waddell's Station was a stage stand on the old Butterfield Overland Mail route in Indian Territory. It was located in what is now Atoka County, Oklahoma.”
Wikipedia article Waddell's Station, CC BY-SA 4.0.
One of 17 National Register listings published here for Atoka County · listed in 1972 · category: Site.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article