Some of the popcorn types that can be listed here include (but are not limited to), un-popped, popped, microwaveable, and pre-prepared. There are many flavors, including plain, spicy, carmel, Kettle Korn, gourmet, cheese, toffee, chocolate butter, and peanut butter.

Sites generally not listed in this category include:

• Local retailers which serve a very limited geographic area are listed in the Regional category according to the city or town where they are located.
• Retailers providing online shopping are listed in Shopping: Food: Snacks: Popcorn.
• Sites dealing with popcorn as a recreational interest (history, humor, facts, etc.) are listed in Recreation: Food.
• Cooking and recipe sites are listed in Home: Cooking: Fruits and Vegetables: Corn: Popcorn.
• Scientific, research and technical sites covering snack food science are listed in Science: Technology: Food Science.
• Sites covering human nutrition and dietary aspects of condiments and seasonings are listed in Health: Nutrition.
• Industries engaged in growing crops and raising livestock are listed under Business: Agriculture and Forestry.