- JCHS Heritage Center on Facebook
- Johnson County Historical Society
- Johnson County, Arkansas, the First Hundred Years by Ella Molloy Langford
- Clarksville Chamber of Commerce
- The Johnson County Graphic
- Johnson County Sheriff
- Clarksville Cinema
- Clarksville, Arkansas Weather Underground
- Mortgage Loan Calculator
- Arkansas News
- Arkansas Environmental Regulators
- USFS/Pleasant Hill District
- Corp. of Engineers/Lake Dardanelle
- Mulberry River Canoeing: Turner Bend & Byrd’s Adventure Center
- Local Schools: Clarksville Public Schools, Lamar School District, and Westside High School