ongoing monthly titles

Justice League of America (1960-1987, 261 issues)
Justice League of America (1987-1996, 114 issues)
Justice League Europe (1989-1994, 68 issues)
Justice League Quarterly (1990-1994, 17 issues)
Justice League Task Force (1994-1996, 38 issues)
JLA (1997-2006, 125 issues)
JLA Classified (2005-current)
Justice League of America (2006-current)

miniseries

Formerly Known as the Justice League (6 issues, 2003)
JLA: Haven (2 issues, 2001)
JLA: Year One (12 issues, 1998)
JLA / Hitman (2 issues, 2007)
JLA / Titans: The Technis Imperative (3 issues, 1998)
Justice (12 issues, 2005)
Justice League: A Midsummer's Nightmare (3 issues, 1996)
Justice League Elite (12 issues, 2004)
Salvation Run (7 issues, 2008)
Total Justice (3 issues, 1996)

original graphic novels, one-shots, and specials

DC Comics Presents: Justice League of America
JLA 80 Page Giant #1
JLA 80 Page Giant #2
JLA 80 Page Giant #3
JLA: Foreign Bodies
JLA: Superpower
JLA / JSA Secret Files #1
JLA / JSA Virtue and Vice
Justice League of America: An All-New tale from the Silver Age
Justice League Spectacular #1

trade paperbacks and collected editions

Showcase Presents: Justice League of America vol 1 [Brave & Bold 28-30, JLA 1-16, Mystery in Space 75]
Crisis on Multiple Earths vol 1 [Justice League of America 21-22,29-30,37-38,46-47]
Crisis on Multiple Earths vol 2 [Justice League of America 55-56, 64-65, 73-74, 82-83]
Crisis on Multiple Earths vol 3 [Justice League of America 91-92, 100-102, 107-108, 113]
Crisis on Multiple Earths vol 4 [Justice League of America 123-124, 135-137, 147-148]
Crisis on Multiple Earths: The Team-ups vol 1 [Flash 123,129,137,151; Showcase 55-56; Green Lantern 40; tB&tB 61; The Spectre 7]
Justice League: A New Beginning [JLoA (1987) 1-7]
JLA: New World Order [JLA 1-4]
JLA: American Dreams [JLA 5-9]
JLA: Rock of Ages [JLA 10-15]
JLA: Strength in Numbers [JLA 16-23, SFO 2]
JLA: Justice for All [JLA 24-33]
JLA: World War III [JLA 34-43]
JLA: Tower of Babel [JLA 42-46]
JLA: Divided we Fall [JLA 47-54]
JLA: Terror Incognita [JLA 55-60]
JLA: Golden Perfect [JLA 61-65]
JLA: Obsidian Age [JLA 66-71]
JLA: Obsidian Age 2 [JLA 72-76]
JLA: Rules of Engagement [JLA 77-82]
JLA: Trial by Fire [JLA 84-89]
JLA: The 10th Circle [JLA 94-99]
JLA: Pain of the Gods [JLA 101-106]
JLA: Syndicate Rules [JLA 107-114, SFO 2004]
JLA: Crisis of Conscience [JLA 115-119]
JLA: World without a Justice League [120-125]
Justice League of America: The Tornado's Path [JLoA 1-7]
Justice League of America: The Lightning Saga [includes JLoA 0,8-12]
Justice League of America: The Injustice League [JLoA 13-16, Wedding Special]
JLA: Ultramarine Corps [JLA Classified 1-3; WildCATS]
JLA: I Can't Believe it's not the Justice League [JLA Classified 4-9]
JLA: New Maps of Hell [JLA Classified 10-15]
JLA: Hypothetical Woman [JLA Classified 16-21]
JLA: Kid Amazo [JLA Classified 37-41]
JLA: One Million [DC One Million 1-4]

see also

Batman
Birds of Prey
Flash
Green Arrow
Green Lantern
Hawkman
Martian Manhunter
Superman
Wonder Woman