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- The Fairly OddParents Cereal! – Post Cereals (2003–2004)
- Fantuz Flakes – Prepared for Federated Co-operatives Ltd, Collectors Edition for Saskatchewan Roughriders 100th season (2009–2010)
- Fiber One – General Mills
- Flutie Flakes-General Mills
- Force – (1901–1983 in the U.S.; 1902–present in the UK)
- Frankenberries
- Freakies – Ralston (1972–1976)
- French Toast Crunch – General Mills (1995–2008)
- Froot Loops – Kellogg's (1964 – present)
- Frosted Flakes – Kellogg's (known as Frosties in much of Europe.) (1952 – present)
- Frosted Flakes – Malt-O-Meal
- Frosted Mini Spooners – Malt-O-Meal
- Frosted Mini-Wheats (Various flavors) – Kellogg's
- Frosted Mini-Wheats Strawberry Delight
- Bite Size Frosted Mini-Wheats with Brown Sugar
- Bite Size Frosted Blueberry Muffin
- Bite Size Frosted Cinnamon Streusel
- Bite Size Frosted Chocolate
- Bite Size Frosted Maple and Brown Sugar
- Bite Size Frosted Strawberry Delight
- Bite Size Frosted Vanilla Crème
- Frosted Mini-Wheats Big Bite
- Unfrosted Mini-Wheats
- Little Bites Original
- Little Bites Chocolate
- Touch of Fruit in the Middle Mixed Berry
- Frosted Shredded Wheat – see Shredded Wheat
- Frosted Toast Crunch – General Mills (2012-)
- Frosties – see Frosted Flakes
- Frosty O's – General Mills (1960-early 1980s) (eventually repackaged as "Frosted Cheerios")
- Fruit & Bran – Post Cereals (discontinued)
- Fruit & Nut Granola Cereal – Sunbelt
- Fruit 'n Fibre (including spelling variants) – Kellogg's, others
- Fruit Harvest
- Fruit Islands – Ralston (1987)
- Fruit Loops
- Fruity Dyno-bites – Malt-O-Meal
Read more about this topic: List Of Breakfast Cereals