Doniphan-Trumbull Schools
- Serving the communities of Doniphan and Trumbull in central Nebraska. Contains event calendar, staff, administration and support staff directories, and student grade check.
- http://sites.esu9.org/doniphantrumbull/

Trumbull United Methodist Church
- Presents core values, its history, information about ministries and contact information.
- http://www.gbgm-umc.org/trumbull/

CASDE | Trumbull -- Clay County
- Named to honor the minister who established the first church in the area. Includes a history of the town, illustrated with photographs.
- http://www.casde.unl.edu/history/counties/clay/trumbull/