Plains is the plural of plain, a geographical feature. It can also refer to various locations in the United States and one in Scotland:

• Plains, Georgia
• Plains, Kansas
• Plains, Montana
• Plainsboro, New Jersey
• The Plains, Ohio
• Plains, Pennsylvania
• Plains, Texas
• Plains, North Lanarkshire, Scotland

See also

• Great Plains, a region of the United States
• Plains Indians, a native people of Great Plains
• Plainville, Kansas