- Fires of Edo
- Fires of Revenge
- Fires of the Atesi by Thom Reese
- Firesetter in Blackwood Township
- Fireside Gothic
- Firestarter
- Firestorm
- Firestrike: Prendergast Uncompromised
- Firewalkers
- Firewatching
- Firewoman
- Fireworks & Wild Cards
- Fireworks in the Kitchen (A Dessert First Cozy Mystery Series, #3)
- Firing Gunter
- Firing Point
- Firm Denial
- Firm Resolve
- Firma
- Firman
- Firsen's America
- First American Internet Revolution
- First Blood Book 2 in the linked Series
- First Born
- First Call
- First Class Passage: Another Jack Sterling Novel
- First Collection - Books 1-3
- First Comes Death, Then Comes Marriage
- First Comes Love, Then Comes Murder (The Cartel Publications Presents)
- First Commandment: A Hunter Quinn Mystery
- First Contact
- First Corpse The Appetizer
- First Cut is the Deepest
- First Degree Sins
- First Degree: A Crime Anthology
- First Edition Design Publishing
- First Encounter with a P
- First Fall
- First Fix Your Alibi
- First Fixer
- First Flight of the Crowe
- First Folio
- First Four
- First Four Jolie Gentil Mysteries
- First Frost
- First Gear
- First Glance
- First Grave on the Right
- First Heist
- First Impressions
- First Impressions & Phantom Eyes
- First In
- First In Series Sampler, Volume 1
- First Kill
- First Lady in Charge
- First Laugh (Bezel Brothers, #2)
- First Light of Day
- First Love
- First Mistake
- First Move of the Anti-Christ
- First Moves
- First Murder: A Special Detective Chau Novel # 1
- First One
- First One Missing
- First Person Shooter
- First Salvo
- First Scout
- First Spark: Phoena's Quest Book 1
- First Spring in Paris (The Blind Sleuth Mysteries Book 2)
- First Step Murder
- First Steps: Madrid Writers' Club Anthology
- First Take
- First They Take Your Heart
- First Thing ~ Kill the Lawyers
- First Thrills: Volume 1
- First Thrills: Volume 2
- First Thrills: Volume 3
- First Thrills: Volume 4
- First Time
- First Time with the Gay Vampire
- First to Blink
- First To Fall
- First Touch
- First Tracks
- First Tuesday
- First Tuesday: Any Price a Winner...Even Murder!
- First Victim
- First Year Secrets
- First, Dig TWO Graves!
- First, Kill the Lawyers
- First-Degree Fudge