- U Catullus
- Ubiquitous Aspirations
- Ugly Man
- Uironda
- Ultimate Collection
- Ultimate Fireheart Fantasy Collection: 5 Urban Fantasy Novellas and 7 Fantasy Short Stories
- Ultimate Hunt
- Ultor De Lacy: A Legend of Cappercullen
- Um anel para o elfo rei
- Um Deus em Humaitá
- Uma Canção de Sacrifício
- Umpy's Toe
- Un Amore Italiano - Kennst du das Land, wo die Zitronen blüh'n?
- Un Dios en Humaitá
- Un grado
- Un jour sans lendemain
- Un nano senza nome
- Un posto lontano: e altri racconti
- Un présent plus que parfait
- Un racconto per capello
- Un Sueño Morado
- Un vampiro
- Un-Familiar
- Una biblioteca per sé
- Una Canción de Sacrificio
- Una conejita, una gatita
- Una Moneta Per I Tuoi Pensieri
- Una segunda oportunidad
- Unaccomplished
- Unawares
- Unbound
- Uncharted Frontier EZine Issue 8
- Uncle Charlie Goes Swimming
- Uncle loves his new madam
- Unconditional Love is a Lion
- Undead Philosophy 101
- Under Her Protection: Stories of Women to the Rescue
- Under Stars
- Under the Bridge
- Under the Curse of the Lich Queen
- Under the Curse of the Lich Queen
- Under the Moon
- Under the Moon Bundle
- Under The Moonlight
- Under the Rising Sun
- Under the Sea: A Short Story Anthology, Vol. 1 (Summertime Myths and Magic)
- Under the Setting Sun
- Under the Toadstool
- Under the Willow Tree
- Understood Betsy
- Underwater: A Short Story
- Underwood n.º 5
- Une histoire de Revenants
- Uneasy Alliance
- Unexpected
- Unexpected Heroines
- Unexpected Travels
- Unexpected Trip to Thyrgaryn
- Unexpressed Charm
- Unfallen
- Unfettered
- Unfettered II
- Unfinished Business: Tales of the Dark Fantastic
- Unfit Magazine: Vol. 1
- Unforgiving and Cruel: A Tale of the Samurai of Hell
- Unglückskind
- Ungrateful Dead: An Ethan Banning File
- Unheard Of
- Unheimlich Heimliches
- Unicorns I
- Unicorns II
- Unidentified Funny Objects
- Unidentified Funny Objects 2
- Unidentified Funny Objects 4
- Unidentified Funny Objects 5
- Unidentified Funny Objects 7
- Unidentified Funny Objects 8
- Unification In 6066
- Unknown Relams
- Unleashing the Gods
- Unlikely Heroes
- Uno, due e tre...racconti fantastici
- Unpleasant Desires
- Unpleasant Stalker
- Unprojected Images
- Unreal Magazine: Vol. 1
- Unreal Magazine: Vol. 2
- Unruly Souls: Three Tales of Portland
- Unsavory: An Indigenous Horror Short Story
- Unseen Worlds
- Unsettled Scores
- Unsettling Things & Other Stories
- Unspent Time - Omnibus
- Unspoken
- Unsterbliche
- Unsuspecting Friends
- Untamed Desire
- Untamed Desire : Dragon Threesome Romance Collection
- Unterwegsgeschichten
- Untethered: A Magic iPhone Anthology
- Untied Shoelaces of the Mind 2011 Anthology
- Untitled: A Fairy Tale
- Untold Stories from the World of Myrrah
- Unusual Circumstances: Fantastical Short Shorts Vol I.
- Unusual Happenings: Tales of Death, Dreams and Dimensions
- Unusual Mate : Sci-Fi Alien Romance Collection
- Unusual Suspects
- Unwashed Fiction
- Up to Our Asses in Alligators
- Upon A Time
- Ur'gavan
- Urban Fantasy going Queer
- Urban Green Man
- Urban Mythic
- Urban Western
- Ursa Major 2012 Short Fiction Reading Packet
- Ursa Major 2014 Short Fiction Reading Packet
- Ursinne