- Lost Between Worlds
- Lost Birth: an Expired Reality novel
- Lost City of the Damned
- Lost Cloud Ranch: Keep Matt Safe
- Lost Dorsai
- Lost Fleet: Beyond the Frontier: Invincible
- Lost Friday
- Lost Girl
- Lost Harvest
- Lost Helix
- Lost in Darkness and Distance
- Lost In Memory: Pirate Ship
- Lost in R.E.M. and Other Stories
- Lost in the Dreamtime
- Lost In The Nebula
- Lost in the Wake
- Lost In Time
- Lost in Time
- Lost in Translation
- Lost in Transmission
- Lost on the Road
- Lost on Venus
- Lost Pages
- Lost Paradise
- Lost Race of Mars
- Lost Scrolls of the Holy Beclay
- Lost Sea
- Lost Serenity
- Lost Solace
- Lost Tales: Andromeda n°2
- Lost Treasure of Mars
- LOST WORLDS: Ultimate Sci-Fi Boxed Set
- Lost, and Far from Home
- Lost: No Return
- Lost: The Hero Chronicles (Volume 5)
- Lottery Win: A Walk through the Third Pair of Doors
- Louisiana Breakdown
- Love Against all Rules
- Love and Darkness
- Love and Infection
- Love and Sci-Fi: 4 Ebooks in a Bundle
- Love Conquers All
- Love in Death
- Love in Death (Followed by Four Unpublished Scripts)
- Love in Space - Science Fiction Space Romance
- Love in the Age of Mechanical Reproduction
- Love Island Two - Liberation
- Love of Olympia: Tournament of Stars
- Love Story
- Love Story: In The Cloud
- Love Thy Galactic Enemy
- Love Was When I Loved You
- Love's Hostage: An Erotic Game of Cops and Robbers
- Love, Death, Robots, and Zombies
- Lovecraft
- Lovecraft földjén
- LOVELESS
- Lovelier
- Lovers and Lunatics
- Lovers' Lane
- Loving Curves For Two
- Low Chicago
- Low Flyer
- Lowball
- Lower World
- Lowlanders Sci-Fi
- La luce di Orione (Urania)
- Luce Fredda. Racconti all'ombra della luna
- Lucena
- Luchando por su compañera
- Lucidity
- Lucien
- Lucifer's Children
- Lucifer's Star
- Luckbane
- Lucky Equinox
- Lucky Halloween
- Lucky Star
- Lucky Star Episode One
- Lucky Trio 1
- Lucy - Besuch aus fernen Welten (Band 1)
- Lucy - Der Bund der Drei (Band 3)
- Lucy - Gorgoz (Band 4)
- Lucy - Im Herzen des Feindes (Band 2)
- Ludosfera
- Luka Jansen
- Lumini din Muntele Sacru
- Luminiferous: The Questrison Saga
- Luminous and Ominous
- La Lumière sous la Porte
- Luna
- Luna crescente (Urania Jumbo)
- Luna de lobos (Trilogía Luna 2)
- Luna nueva (Trilogía Luna 1)
- Luna piena (Urania Jumbo)
- Luna World
- Luna – Drachenmond
- Lunar Alchemy
- Lunar Contact
- Lunar Descent
- Lunar Point of View
- LUNAR WARDEN
- Lunara Short Story: Parker McCloud at North Tharsis
- Lunara: Alexandria I
- Lunara: Alexandria II
- Lunara: Kirkon Tibor and the Sephians
- Lunara: Naomi Ravenswood and the Earth War
- Lunara: Parker and the Protector
- Lunara: Robin Acadia and the Martians
- Lunara: Seth Smith
- Lunara: The Legacy Duology
- Lunara: The Original Trilogy
- Lunara: The Sagittarius Quadrilogy
- Luna’S Light
- Lungo il fiume del cielo
- La lupa e la mezzaluna
- Lurulu
- Lust's Latinum Lost (and Found)
- Lux Aeterna
- La Luz de la Razón
- Lycan Fallout 2
- Lycan Fallout Book 1
- Lycanthia
- LYCCYX Episode 1: The Declaration
- Lydia
- Lyin' Guys
- Lyn's Talent
- Lynx (Rebooted)
- Lyonesse: La perla verde
- Láthatatlan bolygók
- Légendes oubliées
- Lélekháború
- L’absurde voyage cosmique de Bill Franklin
- L’agence Thomson and Co – suivi d'annexes
- L’amante dei Viken
- L’amour dans la Mort
- L’Archipel en feu – suivi d'annexes
- L’Armure d’or