There is a total of 31390 clues beginning with on
- One of the five D-Day invasion beaches
- One of the five founding nations of the Iroquois Confederacy
- One of the five interrogatives
- One of the Five Iroquois Nations
- One of the five major circles of latitude
- One of the five major taste sensations
- One of the five most important Indian states
- One of the Five Nations
- One of the five Olympic rings
- One of the Five Pillars of Islam
- One of the five related names in this puzzle
- One of the five rivers of 56-Across
- One of the five rivers of Hades
- One of the five senses
- One of the five stages of grief
- One of the five W's
- One of the five W's for a journalist
- One of the five Ws
- One of the fixed signs
- One of the Flagston family, in the funnies
- One of the Flagstons, in comics
- One of the Flagstons, in the funnies
- One of the flattop fleet
- One of the flicks
- One of the Flintstones
- One of the flock
- One of the Florida beaches
- One of the Florida Keys
- One of the flutes
- One of the flycatchers
- One of the Flying Wallendas
- One of the Flynns
- One of the fold
- One of the folk singing Guthries
- One of the folks
- One of the Fondas
- One of the football bowls
- One of the football-playing Mannings
- One of the Fords
- One of the Fords of autodom
- One of the Fords
- One of the Fords?
- One of the forgotten fronts
- One of the former Barbary States
- One of the former Big Three in news
- One of the former Big Three information services, along with CompuServe and Prodigy
- One of the Forsytes
- One of the Forsytes in "The Forsyte Saga"
- One of the Forsytes
- One of the fossil fuels
- One of the founders of Westworld, on HBO's "Westworld"
- One of the founding airlines of Star Alliance
- One of the four "Forest Cantons"
- One of the four "musts" for a reporter
- One of the four ancient elements
- One of the four bases in DNA
- One of the four basic tastes
- One of the four chaplains who gave their lives for Brotherhood
- One of the four chief angels
- One of the four classical elements
- One of the Four Corners
- One of the Four Corners states
- One of the Four Corners states: Abbr
- One of the four directions
- One of the four elements
- One of the four elements of hip hop
- One of the four elements, in alchemy
- One of the four Evangelists
- One of the four evangelists, briefly
- One of the Four Forest Cantons
- One of the Four Forest Cantons
- One of the Four Freedoms
- One of the four Gospels
- One of the four Gospels
- One of the Four H's
- One of the Four Horsemen
- One of the Four Horsemen of the Apocalypse
- One of the Four Horsemen
- One of the four humors
- One of the Four Hundred
- One of the four hundred
- One of the four oceans
- One of the four people who have won two Nobel Prizes
- One of the Four Seasons
- One of the four seasons, in France
- One of the four states of matter
- One of the four suits in the Minor Arcana
- One of the four that end this puzzle's starred answers
- One of the Fourteen Holy Helpers in Roman Catholicism
- One of the Fox Islands
- One of the Foys
- One of the Frankies
- One of the French
- One of the French West Indies
- One of the French?
- One of the Freuds
- One of the friends on "Friends"
- One of the front four
- One of the front nine
- One of the front or back nine