United States of America
- Morristown, a town in Shelby County, Indiana
- Morristown, a city in Rice County, Minnesota
- Morristown, a town in Morris County, New Jersey
- Morristown, a city in St. Lawrence County, New York
- Morristown, Belmont County village, Ohio
- Morristown, city of Hamblen County, Tennessee
- Morristown, city in Lamoille County, Vermont
South Africa
- Morristown, city of the local municipality of Senqu