| 461 | Battle Picture Library | U Boat’s Grave |
| Bk 2 | I, Zombie | U Vampire |
| 7 | I, Zombie | U Vampire, Part 1; Vampires Are Sucky! |
| 8 | I, Zombie | U Vampire, Part 2; Rumbling |
| 9 | I, Zombie | U Vampire, Part 3; Playing Games |
| 10 | I, Zombie | U Vampire, Part 4; Next of Kin |
| 11 | I, Zombie | U Vampire, Part 5; Bargaining |
| 7 | West Coast Avengers | U, Robot! |
| 7/NS | West Coast Avengers | U, Robot! |
| 7 | West Coast Avengers (Canadian Edition) | U, Robot! |
| 383 | Spirit, The (1st Series) | U.F.O. |
| 30 | Kamandi, the Last Boy on Earth | U.F.O. The Wildest Trip Ever!; The Door! |
| 7 | Archie’s Weird Mysteries | U.F.O. Uh-Oh! |
| 7/NS | Archie’s Weird Mysteries | U.F.O. Uh-Oh! |
| Bk 1 | Futaba-kun Change (Vol. 8) | U.F.O. Unidentified Foreign Origin |
| 1 | U.F.O. And Alien Comix | U.F.O.; Daddy and the Pie; the Pie and I; Companions to the Sun; Generations of Noah; Pliny Marsh; Stars, My Salvation |
| 5 | Thirteen Something! | U.F.O.OOOHH!!; Money and No $en$e; I Don’t Get It |
| 2 | Skrulls vs. Power Pack | U.G.: Universal Gangstaz; Mini Marvels |
| 2/NS | Skrulls vs. Power Pack | U.G.: Universal Gangstaz; Mini Marvels |
| 1 | Legends of the DC Universe | U.L.T.R.A. Humanite, Part 1; Madness and Science |
| 1/NS | Legends of the DC Universe | U.L.T.R.A. Humanite, Part 1; Madness and Science |
| 2 | Legends of the DC Universe | U.L.T.R.A. Humanite, Part 2; Mad Science |
| 2/NS | Legends of the DC Universe | U.L.T.R.A. Humanite, Part 2; Mad Science |
| 3 | Legends of the DC Universe | U.L.T.R.A. Humanite, Part 3; Mad Scientist |
| 3/NS | Legends of the DC Universe | U.L.T.R.A. Humanite, Part 3; Mad Scientist |
| 2 | Astronauts in Trouble: Space 1959 | U.S. And Them |
| 68 | Superstrip | U.S. Army 1 De Amerikanen nemen Wraak |
| 76 | Superstrip | U.S. Army 2 |
| 84 | Superstrip | U.S. Army 3 |
| 92 | Superstrip | U.S. Army 4 |
| 111 | Superstrip | U.S. Army 5 |
| 119 | Superstrip | U.S. Army 6 |
| 4 | True Comics | U.S. Army Chief; Danger in the Arctic; Record Breakers; Old Glory; Sail, Ho!; My Greatest Adventure (text story); Unsung Heroes: John Weatherby; Heroine of the White House; Chinese Hero No. 1: Chiang Kai-Shek; Builder of Canada: Alexander MacKenzie; Frontier Fighters: John Charles Fremont |
| 1980 | Story of Electronics—The Discovery That Changed the World! | U.S. NASA Space Telescope |
| 103 | Superstrip | U.S. Navy 1 |
| 123 | Superstrip | U.S. Navy 2 |
| 133 | Superstrip | U.S. Navy 3 |
| 142 | Superstrip | U.S. Navy 4 |
| 150 | Superstrip | U.S. Navy 5 |
| 155 | Superstrip | U.S. Navy 6 |
| 28 | Donald Duck Adventures (Disney) | U.S. Olympic Team Photo Finish; Lounge Act; Neighborhood Watch; The Play-Off Contest; TV Chef; Travel Tightwad |
| 8 | Jackpot Comics | U.S. Troops Invade Africa; How to be a Detective; The Vengeance of the Aztec; Bone Battle; Monkey Business; This Country Life; Feud Still Raging; Maiden in Distress (text); The Mummy Mission; Jest Jokes |
| 1979 | Story of Electronics—The Discovery That Changed the World! | U.S. Voyager I |
| Bk 1/A | Uncle Sam | U.S.; America’s Uncle; Iconography: The Artwork of Uncle Sam; Afterword; More That Can Be Said |
| 1 | U.S. 1 | U.S.1 Comin’ At Ya! |
| 1/NS | U.S. 1 | U.S.1 Comin’ At Ya! |
| 1 | U.S. 1 (Canadian Edition) | U.S.1 Comin’ At Ya! |
| 5 | Cracked Super | U.S.A. Superforce; Stars’ Wars; Catalog for Costumed Heroes; Superhero Ads; If Comic Strip Characters Had Summer Replacements; Cracked Looks at the World of Superherodom; The Funnies in the Flicks; Super MS; Are Comics Ruining Our Children?; If The Comics Were Drawn by Famous Movie Directors; You Know You’re a Super Type; A Cracked Look at Superzeroes; CRACKED Interviews the Saturday Morning Cartoon King; Cracked Sunday Comics; Cracked Presents Comic Book Heroes of the Future; Cheeter, Tarzin’s Faithful Chimp; Super People; Super Types in Ordinary Life; Poopeye; When the Women’s Lib Movement Spreads to the Comics; Tardzan, the Apish Man; Toon Town Babylon; When Comic Strips Go Madison Avenue; Help! Wanted |
| 1 | Captain America and Crossbones | U.S.A. Super-Hero |
| 3 | Sergeant Barney Barker | U.S.O. Tour; End of Retreat; Purple Heart; Barker’s Belly-Laffs!; Distinguished Flying Cross; The Loudmouth!; A Man Who Gets Things Done! |
| 18 | Ren & Stimpy Show | U.S.Ohhhhh No!; Bread Over Heels |
| 18/NS | Ren & Stimpy Show | U.S.Ohhhhh No!; Bread Over Heels |
| 4 | Doctor Strange (7th Series) | U.X.O. |
| 4/A | Doctor Strange (7th Series) | U.X.O. |
| 4/B | Doctor Strange (7th Series) | U.X.O. |
| 4/C | Doctor Strange (7th Series) | U.X.O. |
| 1 | Captain America & Thor: Avengers | U-Base; Citadel of Spires |
| 1/NS | Captain America & Thor: Avengers | U-Base; Citadel of Spires |
| 8 | Supreme Power | Ubi Dubium, Ibi Libertas |
| 8/NS | Supreme Power | Ubi Dubium, Ibi Libertas |
| 3 | Plastic Soda | Ubiquitous Funnies; Life After Dark: Chapter 2, Installment Two; Team K.A.T.O.; Jesus Comix #2: Chapters One and Two; Juan: The Man Who Says Things That are not Very Funny; Super Heroes?; Yankton the Mad Guy; Pendex; Battle for the Womb; Top Secret; A Day at the Ballpark; Irony Lights in My Life |
| 5 | Top 10: Beyond the Farthest Precinct | Ubiquitous Stigmata |
| 618 | Combat Picture Library (2nd Series) | U-boat Captain |
| 2458 | Commando | U-Boat Chase |
| 4101 | Commando | U-Boat Curse |
| 909 | Commando | U-Boat Hero |
| 2211 | Commando | U-Boat Hero |
| 21 | Air Ace Picture Library | U-Boat Hunters |
| 963 | Battle Picture Library | U-boat Hunters |
| 323 | Battle Picture Library (2nd Series) | U-boat Hunters |
| 12 | Submarine Attack | U-Boat Master; Suicide Dive; The Silent Stalker; Shakedown Cruise |
| 1519 | Commando | U-Boat Menace |
| 1 | Blazing Combat: World War I and World War II | U-Boat; Lone Hawk; Souvenirs; The Battle Of Britain |
| 184 | Wonder Woman (2nd Series) | U-Boats & Dinosaurs |
| 184/NS | Wonder Woman (2nd Series) | U-Boats & Dinosaurs |