Fullerton
- California State University, Fullerton
- Cape Fullerton
- Fullarton (disambiguation)
- Fullerton (Amtrak station)
- Fullerton (CTA)
- Fullerton (surname)
- Fullerton Arboretum
- Fullerton College
- Fullerton Cove
- Fullerton Dam
- Fullerton Health Group
- Fullerton Line
- Fullerton Municipal Airport
- Fullerton Police Department
- Fullerton Public Library
- Fullerton Township, Nance County, Nebraska
- Fullerton Union High School
- Fullerton, California
- Fullerton, Hampshire
- Fullerton, Louisiana
- Fullerton, Maryland
- Fullerton, Nebraska
- Fullerton, New South Wales
- Fullerton, North Dakota
- Fullerton, Pennsylvania
- Nunavut
- The Fullerton Hotel Singapore