National Register of Historical Places - Oktibbeha County: Directory of historical places and cultural resources for the county. Offers historical significance, architect details, and related information.
Oktibbeha County Historical and Genealogical Society: List of officers and information about activities.
Oktibbeha County Mississippi 1860 slaveholders and 1870 African Americans: Largest slaveholders from 1860 slave census schedules and surname matches for African Americans on 1870 census.
The Political Graveyard: Oktibbeha County, Miss.: Database of political history and cemeteries, with brief biographical entries for political figures connected to the county, living and dead, from the 1700s to the present.