- Ladycastle (2017)[4] 1-4
- Lady Death: Apocalypse (2015)[7] 0-6
- Lady Death: Oblivion Kiss (2016)[1] 1
- Lady Mechanika La Dama De La Muerte (2016)[3] 1-3
- Lady Mechanika: The Clockwork Assassin (2017)[3] 1-3
- Lady Mechanika: The Tablet of Destinies (2015)[6] 1-6
- Lake of Fire (2016)[5] 1-5
- La Muerta: Descent (2016)[1] 1
- Lanciostory (1975)[70] 2126-2133,2135-2140,2143-2166,2168-2194,2196-2200
- Land of Oz: The Manga - Return to the Emerald City (2008)[4] 1-4
- Lantern City (2015)[12] 1-12
- The Last Contract (2016)[4] 1-4
- Last Shot (2001)[4] 1-4
- Laugh (1987)[29] 1-29
- Laugh (Comics) (1946)[381] 20-400
- Laugh Digest Magazine (1974)[68] 1-8,14,21,90,92-93,97,102,104-105,107-109,111,113-114,118,122,127,129,131,133,136,139-140,142-143,145,147-148,151-152,156,161-163,166,168,173-178,181-184,188-200
- Lawbreakers (1951)[9] 1-9
- The L.A.W. (Living Assault Weapons) (1999)[6] 1-6
- Lazarus (2013)[26] 1-21,23-27
- The Lazarus Sourcebook (2016)[3] 1-3
- Lazarus: X +66 (2017)[5] 1-5
- The Leading Man (2006)[5] 1-5
- League of Champions (1990)[15] 1-15
- The League of Extraordinary Gentlemen (1999)[6] 1-6
- The League of Extraordinary Gentlemen, Volume 2 (2002)[6] 1-6
- Leave It To Chance (1996)[13] 1-13
- Leaving Megalopolis: Surviving Megalopolis (2016)[6] 1-6
- The Legacy of Luther Strode (2015)[6] 1-6
- Legend (2016)[3] 2-4
- The Legend of Kamui (1987)[37] 1-37
- The Legend of Mother Sarah: City of the Angels (1996)[9] 1-9
- The Legend of Wonder Woman (2016)[9] 1-9
- Legends of the Stargrazers (1989)[6] 1-6
- Legends of Tomorrow (2016)[6] 1-6
- L.E.G.I.O.N. (1989)[70] 1-70
- The Legion (2001)[38] 1-38
- Legion of Super-Heroes (1980)[55] 259-313
- Letter 44 (2013)[32] 1-22,25-33,35
- Lex Luthor: Man of Steel (2005)[5] 1-5
- Liberty Girl (2006)[5] 0-4
- Liberty Meadows (1999)[35] 2-4,6-37
- Liberty Project (1987)[8] 1-8
- The Life After (2014)[10] 1-10
- The Life and Times of Savior 28 (2009)[5] 1-5
- Life, Death, & Sorcery (2016)[1] 1
- Life with Archie (1958)[283] 1-110,112-194,196-243,245-286
- The Light (2010)[5] 1-5
- The Light Brigade (2004)[4] 1-4
- Limbo (2015)[6] 1-6
- Little Archie (2017)[1] 1
- Little Audrey (1952)[30] 25-53,115
- Little Dot (1953)[164] 1-164
- Little Dot (1992)[6] 1-6
- Little Dot Dotland (1962)[62] 1-62
- Little Lotta (1955)[119] 1-15,17-120
- Little Lulu (1972)[62] 207-268
- Little Red Hot: Chane of Fools (1999)[3] 1-3
- The Living Corpse (2007)[5] 0,3-6
- Lobo (1993)[66] 0-64,1000000
- Lobo (1997)[39] 1-39
- Lobster Johnson: The Pirate's Ghost (2017)[3] 1-3
- Locke & Key: Head Games (2009)[6] 1-6
- Lola XOXO (2014)[6] 1-6
- Lola XOXO Vol.2 (2017)[6] 1-6
- Lola XOXO: Wasteland Madam (2015)[4] 1-4
- The Lone Ranger (1948)[144] 1-55,57-145
- The Lone Ranger (1964)[28] 1-28
- The Lone Ranger: Snake Of Iron (2012)[4] 1-4
- The Loners (2007)[6] 1-6
- Lone Wolf 2100: Chase the Setting Sun (2016)[4] 1-4
- Looney Tunes (1994)[185] 1-24,26-30,32,35-36,38,40,44-45,71-72,74-76,84-85,88-101,103,106-108,113-114,116-130,133-143,146-230,232-242
- Loose Ends (2017)[4] 1-4
- Lord of Gore (2016)[4] 1-4
- Lords of the Jungle (2016)[6] 1-6
- The Losers (2003)[31] 1-11,13-32
- Losers Special (1985)[1] 1
- Love and Capes: What to Expect (2012)[3] 2,5-6
- Love and Rockets (2016)[2] 1-2
- Love Diary (1949)[48] 1-48
- Love Diary (1958)[102] 1-102
- Love Fights (2003)[12] 1-12
- Love Letters (1949)[51] 1-51
- Love Romances (1949)[101] 6-106
- Love Stories (1972)[6] 147-152
- Low (2014)[18] 1-17,19
- Low Key Comics (2005)[2] 1-2
- Luba's Comics And Stories (2000)[8] 1-8
- Lucha Libre (2007)[5] 2-6
- Lucifer (2016)[15] 1-14,18
- Lumberjanes (2014)[45] 1-34,38-46,48-49
- Lumberjanes/Gotham Academy (2016)[6] 1-6
- Lumberjanes: Makin' the Ghost of It 2016 Special (2016)[1] 1
- Lycanthrope Leo (1994)[7] 1-7