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

The Political Graveyard: Pearl River County
- 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/PR.html

Pearl River County
- Official Pearl River County site. Includes Supervisors, history, departments, services, documents, and on-line tax payment.
- http://www.pearlrivercounty.net/

Pearl River County School District
- Public schools calendar, administrative directory, mission statement, school web sites, menus, and student and staff handbooks.
- http://www.datastar.net/users/prck12/

Mississippi Department of Transportation
- PDF map of Pearl River county roads. [Adobe Acrobat Reader required]
- http://www.gomdot.com/maps/County_maps/Pearl-River.pdf

Pearl River County Library System
- Includes online catalog, links to area websites, and other reference information.
- http://www.pearlriver.lib.ms.us/