| 0 | - | cover | 1 | pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Butch Matson, Superman |
| 1 | Action Comics #1 | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Butch Matson, Superman |
| 2 | Superman Origin | comic story | 1 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster; letters: Joe Shuster | Clark Kent Origin, Superman Origin |
| 3 | Superman, Champion of the Oppressed! | comic story | 11.67 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Bea Carroll, Evelyn Curry, Alex Greer, Clark Kent, Lois Lane, Butch Matson, Senator Barrows, Superman, George Taylor |
| 4 | - | promo (ad from the publisher) | 0.33 | pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Superman |
| 5 | Action Comics #2 | cover reprint (on interior page) | 1 | pencils: Leo O'Mealia; inks: Leo O'Mealia | |
| 6 | Revolution in San Monte, Part 2 | comic story | 12.67 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Alex Greer, Clark Kent, Lois Lane, Superman, George Taylor |
| 7 | - | promo (ad from the publisher) | 0.33 | | Clark Kent, Superman |
| 8 | Action Comics #3 | cover reprint (on interior page) | 1 | pencils: Leo O'Mealia; inks: Leo O'Mealia | |
| 9 | The Blakely Mine Disaster | comic story | 12.67 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (not named); Stanislaw Kober; Thornton Blakely (villain) |
| 10 | - | promo (ad from the publisher) | 0.33 | | |
| 11 | Action Comics #4 | cover reprint (on interior page) | 1 | pencils: Leo O'Mealia; inks: Leo O'Mealia | |
| 12 | Superman Plays Football | comic story | 12.75 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Tommy Burke; Mary; Coach Randall (villain); Ray Martin; Oliver Stanley; Wallace Dodd |
| 13 | Acquiring Super-Strength | activity | 0.25 | | |
| 14 | Action Comics #5 | cover reprint (on interior page) | 1 | pencils: Leo O'Mealia; inks: Leo O'Mealia | |
| 15 | Superman and the Dam | comic story | 9 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Lois Lane; George Taylor (Daily Planet editor, unnamed) |
| 16 | - | cover reprint (on interior page) | 1 | pencils: Leo O'Mealia; inks: Leo O'Mealia | |
| 17 | Superman's Phony Manager | comic story | 12.67 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster, Joe Shuster; letters: Paul Lauretta | Superman [Clark Kent]; Jimmy Olsen (introduction, as an office boy); Nick Williams (villain, introduction); Lois Lane; George Taylor (unnamed) |
| 18 | Muscle-Training | activity | 0.33 | | |
| 19 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent] |
| 20 | Superman Joins the Circus | comic story | 13 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster, Joe Shuster; letters: Paul Lauretta | Superman [Clark Kent]; Lois Lane; Curly; George Taylor (editor, unnamed); Jordan; Derek Niles (villain); Trigger |
| 21 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | |
| 22 | Superman in the Slums | comic story | 12.75 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster, Joe Shuster; letters: Paul Lauretta | Superman [Clark Kent]; Frankie Marello; Box-Ears; Nick; Pinky; Gimpy (villain) |
| 23 | Super-Vision | activity | 0.25 | | |
| 24 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | |
| 25 | Wanted: Superman | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Joe Shuster; inks: Joe Shuster, Joe Shuster; letters: Paul Lauretta | Superman [Clark Kent]; Lois Lane; George Taylor (unnamed); Detective Captain Reilly; Mortimer Snoop |
| 26 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Superman |
| 27 | Superman Goes to Prison | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Joe Shuster; inks: Joe Shuster, Joe Shuster, Joe Shuster; letters: Paul Lauretta | Superman [Clark Kent]; Lois Lane; George Taylor (editor of the Daily Star, unnamed); Walter Crane; Governor Bixby; Superintendent Wyman |
| 28 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | |
| 29 | Superman and the "Black Gold" Swindle | comic story | 13 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (Daily Star editor, unnamed); Meek (villain); Bronson (villain) |
| 30 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | Zatara [Giovanni "John" Zatara]; Superman [Clark Kent] (inset) |
| 31 | Superman Declares War on Reckless Drivers | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Joe Shuster, Bob Kane; inks: Joe Shuster, Bob Kane | Superman [Clark Kent]; George Taylor (unnamed); Charlie Martin (Clark's friend, cameo, death); unnamed city Mayor; Mr. Bates |
| 32 | - | cover reprint (on interior page) | 1 | pencils: Vincent Sullivan, Fred Guardineer; inks: Vincent Sullivan, Fred Guardineer | Superman [Clark Kent]; Zatara; Butch the Pup; The Sandman [Wesley Dodds]; Ginger Snap |
| 33 | Superman at the World's Fair | comic story | 12 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Lois Lane; George Taylor (unnamed); Nick Stone (villain) |
| 34 | - | cover reprint (on interior page) | 1 | pencils: Wayne Boring; inks: Wayne Boring | Superman |
| 35 | Superman vs. the Cab Protective League | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Carlyle; Reynolds (villain); Ultra-Humanite (villain, introduction); Pete |
| 36 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster, Leo O'Mealia; inks: Joe Shuster, Leo O'Mealia | Clark Kent, Superman |
| 37 | Origin of Superman | comic story | 2 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster; letters: Joe Shuster | Clark Kent, Martha Kent Death, Jonathan Kent Death, Superman |
| 38 | Prelude to "Superman, Champion of the Oppressed" | comic story | 4 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster; letters: Joe Shuster | Bea Carroll, Evelyn Curry, Clark Kent, Superman, George Taylor |
| 39 | Scientific Explanation of Superman's Amazing Strength--! | comic story | 1 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | |
| 40 | Superman Text Story | text story | 2 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman; Biff Dugan (intro, villain); Sergeant Blake |
| 41 | Meet the Creators | text article | 1 | pencils: Joe Shuster; inks: Joe Shuster | Superman (inset); Jerry Siegel (photo); Joe Shuster (photo) |
| 42 | - | illustration | 1 | pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Superman |
| 43 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | Zatara [Giovani "John" Zatara]; Tong; Superman (inset) |
| 44 | Superman Meets the Ultra-Humanite | comic story | 13 | script: Jerome Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; City Inspector Hughes; Lyons; Ultra-Humanite (villain) |
| 45 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | Superman [Clark Kent] |
| 46 | Superman on the High Seas | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (not named); Lois Lane; Holloway; Warren Kenyon; "Big Boy" Chaney (villain); Marchetti (villain); Mugsy (villain) |
| 47 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | |
| 48 | Superman and the Numbers Racket | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (unnamed); Police Commissioner Watson; Marty Kaye (Villain); Butch (Villain); Nick (Villain); Pete (Villain); Jack O'Leary |
| 49 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Superman |
| 50 | Superman the Man of Tomorrow! | illustration | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Superman |
| 51 | The Comeback of Larry Trent | comic story | 16 | script: Jerry Siegel; pencils: Joe Shuster; inks: Paul Cassidy | Superman [Clark Kent]; George Taylor; Larry Trent (introduction); Charlie Bennett; Jock Kane; "Slugger" Barnes; Tom Croy (villain) |
| 52 | Superman's Tips for Super-Health | comic story | 1 | script: Jerry Siegel; pencils: Joe Shuster; inks: Paul Cassidy | Superman |
| 53 | Superman Champions Universal Peace! | comic story | 24 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (named for the first time); Lois Lane; Professor Adolphus Runyan (death); Ambrose (a monkey, death); Bartow (villain, introduction); Lubane (villain, introduction, death) |
| 54 | Superman and the Skyscrapers | comic story | 16 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (cameo); Pete Asconio (cameo, death); Nat Grayson (villain, introduction); Butch Grogan (villain, introduction, death) |
| 55 | Superman Text Story | text story | 2 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Big Mike Caputo (villain; introduction); Sneer (villain); Fink (villain) |
| 56 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent] |
| 57 | The Return of the Ultra-Humanite | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (unnamed); Ultra-Humanite |
| 58 | - | cover reprint (on interior page) | 1 | pencils: Fred Guardineer; inks: Fred Guardineer | |
| 59 | Superman's Super-Campaign | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Lois Lane; Gene Powers; George Taylor (unnamed); Senator Hastings; Trixie (Villain); Hamilton (editor of the Morning Herald, villain) |
| 60 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Superman |
| 61 | Superman and the Purple Plague | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; Dr. Travers; Ultra-Humanite (villain) |
| 62 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Superman |
| 63 | Superman, America's Greatest Adventure Strip Character! | illustration | 1 | pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Superman |
| 64 | Superman and the Runaway | comic story | 24 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Lois Lane, Superman, George Taylor |
| 65 | Attaining Super-Health: A Few Hints from Superman! | comic story | 1 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Superman |
| 66 | Superman and the Jewel Smugglers | comic story | 8 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Lois Lane, Jimmy Olsen, Superman, George Taylor |
| 67 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent] |
| 68 | Superman and the Screen Siren | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (Daily Star editor, unnamed); Dolores Winters [aka Ultra-Humanite] (death); Ultra-Humanite (villain) |
| 69 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Superman [Clark Kent] |
| 70 | The Atomic Disintegrator | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Bernard Baily; inks: Joe Shuster, Bernard Baily | Superman [Clark Kent]; George Taylor; Terry Curtis (inventor, introduction); Ultra-Humanite (villain, apparent death) |
| 71 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Superman [Clark Kent] |
| 72 | Europe at War, Part 1 | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Bernard Baily; inks: Joe Shuster, Bernard Baily | Superman [Clark Kent]; Lois Lane; George Taylor (unnamed in story); T-21 [Lita Laverne] (villain, foreign actress, introduction) |
| 73 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Clark Kent, Superman |
| 74 | Europe at War, Part 2 | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Creig Flessel; inks: Joe Shuster, Creig Flessel | Clark Kent, Lois Lane, Lex Luthor, Superman, George Taylor |
| 75 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Joe Shuster | Superman |
| 76 | Superman, America's Greatest Adventure Strip Character! | illustration | 1 | pencils: Joe Shuster, Paul Cassidy; inks: Joe Shuster, Paul Cassidy | Superman |
| 77 | Superman versus Luthor | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Bernard Baily; inks: Joe Shuster, Bernard Baily | Superman [Clark Kent]; George Taylor; Professor Martinson; phony Professor Martinson (villain, death); Luthor (villain, with red hair, second appearance) |
| 78 | Attaining Super-Strength | comic story | 1 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Tommy Blake |
| 79 | Luthor's Undersea City | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Creig Flessel; inks: Joe Shuster, Creig Flessel | Superman [Clark Kent]; George Taylor (cameo); Lois Lane; Luthor (villain, with red hair); Luthor's henchmen (villains, some die) |
| 80 | The Economic Enemy | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Bob Kane; inks: Joe Shuster, Bob Kane | Superman [Clark Kent]; George Taylor; Paul Dorgan (cameo, death); Barney Calhoun (introduction, death); J. F. Curtis (villain, introduction, death, killed by Superman); Louie (villain, death) |
| 81 | Terror in the Trucker's Union | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor; Carlson; Amy Carlson; Gus Snide (villain, introduction); Nick (villain); Pete (villain) |
| 82 | - | cover reprint (on interior page) | 1 | pencils: Joe Shuster; inks: Paul Cassidy | Superman |
| 83 | Carnahan's Heir | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor; Rufus Carnahan; Peter Carnahan; Jenkins; Jake Brent (villain); Benny Farrel |
| 84 | - | cover reprint (on interior page) | 1 | pencils: Wayne Boring; inks: Wayne Boring | Superman |
| 85 | Amnesiac Robbers | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Superman [Clark Kent]; George Taylor (named); Lois Lane; Galbraith; Medini (villain, introduction, death) |
| 86 | - | cover reprint (on interior page) | 1 | pencils: Wayne Boring; inks: Paul Lauretta | Clark Kent, Superman |
| 87 | Superman, World's Greatest Adventure Character | illustration | 1 | pencils: Wayne Boring; inks: Wayne Boring | Clark Kent, Superman |
| 88 | The Slot Machine Racket | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster, Joe Shuster; inks: Joe Shuster, Joe Shuster | Clark Kent, Lois Lane, Superman, George Taylor |
| 89 | Super Strength: Rules for Summer Living | comic story | 1 | script: Jerry Siegel; pencils: Dennis Neville; inks: Dennis Neville | Clark Kent, Superman |
| 90 | Campaign Against the Planet | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Lois Lane, Superman, George Taylor |
| 91 | Luthor's Incense Machine | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Lex Luthor, Superman, George Taylor |
| 92 | The Wonder Drug Racket | comic story | 13 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster | Clark Kent, Lois Lane, Superman, George Taylor |