Mississippi GenWeb - Lamar County
- Local history and resources for genealogical researchers.
- http://www.rootsweb.com/~mslamar/

National Register of Historical Places - Lamar County
- Directory of historical places and cultural resources for the county. Offers historical significance, architect details, and related information.
- http://www.nationalregisterofhistoricplaces.com/MS/Lamar/state.html

The Political Graveyard: Lamar 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.
- http://politicalgraveyard.com/geo/MS/LM.html

Lamar Students First
- Citizen group supporting local schools reports on progress on the construction of new schools and the renovation of existing facilities in the county school system.
- http://mywebpages.comcast.net/lamarstudentsfirst/

Pine Belt Animal Rescue and Adoption Center
- Small, non-profit organization. Photographs of animals up for adoption, information about volunteering and donating, and stories of sucessful rescues.
- http://www.altrue.net/site/pbrescue/

Lamar County
- Informative site about the economic development of Lamar County.
- http://www.lamarcounty.com/