- Preppers Road March
- Prequel to the Dragons & Drones series (Dragons and Drones)
- Prescription for Chaos (RX for Chaos)
- Preserving Hope
- Preserving Will
- President Kills President
- Press Any Key to Destroy the Earth
- Press Any Key to Destroy the Galaxy
- Press One to Save the Solar System
- Press Start to Continue
- Press Start to Play
- Pressure Point
- Prestige
- Pretend Gods
- Pretendscious Vol. 1
- Preternatural
- Pretežno neškodljiva
- Pretty Hate Machine: Book One
- Prevention Protocol
- Prey
- Prey: Book One: Hell's Heart
- Prey: Book Three: The Hall of Heroes
- Prey: Book Two: The Jackal's Trick
- PRIA
- Price of Life
- Price Of Power Volume 1
- Price Of War
- Pride of Hearth
- Pride x Familiar
- Priestess of the Eggstone
- Priestess of the Flame
- Primal
- Primal Darkness
- Primal Dawn
- Primal Destiny
- PRIMATE Shape Shifters
- Prime City: A Cyberpunk Thriller
- Prime Commander
- Prime Deliverance
- Prime Directive
- Prime Guardian: Mission 4
- Prime Interface
- Prime Medic
- Prime Salvation
- Primeira Guerra Mundial
- Primera antología de relatos
- Primeras cz I Planeta Primeria
- Primeval
- Primeval Origins: Light of Honor
- Primeval Origins: Paths of Anguish
- Primeval Origins: Rise of Serpents
- Primeval: Extinction Event
- Primeval: Shadow of the Jaguar
- Primitive- A Bones Bonebrake Adventure
- Primitives
- PRIMORDIA 3 - RE-EVOLUTION
- Primordial (Lilitu Trilogy Book 2)
- Primordial Soup Kitchen: A Collection of Short Strangeness
- Prince Caspian
- Prince of Chaos
- Prince of Flame and Shadow, Lord of Fire and Ice
- Prince of Mercenaries
- Prince of Peril
- Prince of Scorpio [Dray Prescot #5]
- Prince of Typgar
- Prince's Mission
- Princes & Traitors
- Princess of Goldenheart
- Princess Rescue Inc
- Princess Rualoh
- Principios Humildes
- Principles of Angels
- Print brain technology
- Prisioners of the Electron
- Prison Earth: A Loss of Face
- Prison Earth: Not Guilty as Charged
- Prison of Night
- Prison of Sleep
- Prison Scandal Exposed
- Prison Ship
- Prisoner
- Prisoner Of The Night
- Prisoner of the Vampires of Mars
- Prisoner of Time
- Prisoner Sixty-Nine
- Prisoner's Fight: An Agents of The Emperor Science Fiction Short Story
- Prisoner's Hope
- Prisoners of Eden
- Prisoners of the Baroque
- Prisoners of the Game
- Prisoners of Tomorrow
- Private Keys
- Private Skies
- Privateers
- Privilege
- Prizm: An Other-World Adventure
- Prizm: The Zinn Agenda
- Probability Factor (Dimension Contingency, #1)
- Proboscidi e prodezze
- Proceedings of The Sector 7 Institute of Low-Energy Physics
- Procesor duszy
- Processional
- Processional Episode II: Friends and Enemies
- Procreation
- Procyon’s Promise
- Prodigal Son
- Prodigal Storm
- Prodigies of Young Adult
- Prodigium: Rebirth
- Prodigy
- Proelium Veritas
- Professor Calhivic
- Professor Challenger
- Professor Challenger - The Complete Collection
- PROFESSOR CHALLENGER – Complete Sci-Fi Series
- Professor Odd: Cerberus Retired
- Professor Odd: Davebot
- Professor Odd: Star Walkers
- Professor Odd: The Complete Season One
- Professor Odd: The Complete Season Two
- Professor Odd: The Dogs of Canary Island
- Professor Odd: The Dragons of Geda
- Professor Odd: The Elder Machine
- Professor Odd: The Promethean Predicament
- Professor Odd: The Slowly Dying Planet
- Professor Tomlinson's Last Experiment
- Professor Witchey's Miracle Mood Cure
- Profit
- Profondo Alpha
- Profundis
- Progenitor, Book One of The Earthside Trilogy
- Progeny
- Progetto Bokor
- Progetto Gemini
- Progetto Quintaglio (Urania)