Umbarger Local News: Topix
- Local, regional, and statewide news collected from diverse sources on the web.
- http://www.topix.com/city/umbarger-tx

Buffalo Lake National Wildlife Refuge - Bird Checklists
- From the USGS Northern Prairie Wildlife Research Center's Bird Checklists of the United States. A brief description of the refuge and the birds that reside there.
- http://www.npwrc.usgs.gov/resource/birds/chekbird/r2/bufflake.htm

Handbook of Texas: Umbarger
- Historical and informational page.
- http://www.tsha.utexas.edu/handbook/online/articles/UU/hlu1.html

Buffalo Lake National Wildlife Refuge
- U.S. Fish and Wildlife profile of the refuge; information about wildlife, habitat, recreational opportunities, and volunteering.
- http://refuges.fws.gov/profiles/index.cfm?id=21570

CyberTex: Umbarger Business Directory
- A listing of organizations and businesses in Umbarger, with address and contact information.
- http://www.globalbusinesses.com/umbarbus/

Full Season Farm
- A Sustainable Farming Connection article about the farm and its operation.
- http://www.ibiblio.org/farming-connection/growmark/features/fullseas.htm