These are the locations of every bandage in Super Meat Boy, organized by chapter, light/dark world and level number. 'Warp zone' indicates the bandage is inside a warp zone in that level. See all the warp zones in Super Meat Boy.
Head back down and wall jump up the right wall of the structure. Jump towards the shattering blocks of the left structure and carefully slide down the (right) wall to Bandage Girl. WARP ZONE: MEAT IS DEATH This Warp Zone is reached from level 5-20X QUIETUS in the Dark World.
Chapter 1: The Forest
Light World
1-5 Warp Zone: Sky Pup 1-1 – Bandage
1-7: Diverge – Bandage
1-11: Fired – Bandage
1-18: Altamont – Bandage
1-19 Warp Zone: Hand Held Hack 1-3 – Bandage
1-3X: BZZZZZ – Bandage
1-10X: Walls – Bandage
1-13X Warp Zone: Space Boy – Bandage
1-15X: Kick Machine – Bandage
1-19X: The Queener – Bandage
Chapter 2: The Hospital
Light World
2-5: Big Empty – Bandage
2-12 Warp Zone: Castle Crashers 1-1 – Bandage
2-13: Ulcer Pop – Bandage
2-15 Warp Zone: The Blood Shed 1-3 – Bandage
2-18: Destructoid – Bandage
2-4X: Blown – Bandage
2-5X Warp Zone: 1977 1-3 – Bandage
2-7X: The Moon – Bandage
2-12X: Grey Matter – Bandage
2-16X: P.S.Y. – Bandage
Chapter 3: The Salt Factory
Light World
3-2: The Salt Lick – Bandage
3-5 Warp Zone: Cartridge Dump 1-1: Bandage
3-7 Warp Zone: Tunnel Vision 1-1 – Bandage
3-10: Breakdown – Bandage
3-18: The Grundle – Bandage
3-3X: The Red Room – Bandage
3-6X: Not You Again – Bandage
3-8X Warp Zone: Kontra 1-2 – Bandage
3-14X: Salmon – Bandage
3-19X: El Topo – Bandage
Chapter 4: Hell
Light World
4-6: Leviathan – Bandage
4-8 Warp Zone: Brimstone 1-3 – Bandage
4-13: Lazy – Bandage
4-14 Warp Zone: The Key Master 1-3: Bandage
4-17: Lost Highway – Bandage
Dark World
4-4X: Altered – Bandage
4-7X Warp Zone: MMMMMM 1-3 – Bandage
4-10X: Gallow – Bandage
4-18X: Sag Chamber – Bandage
5-1 Warp Zone: The Skyscraper 1-2 – Bandage
5-3: Ripe Decay – Bandage
5-9: Abomination – Bandage
5-12 Warp Zone: Sunshine Island 1-1 – Bandage
5-16: Rotgut – Bandage
5-20: Judgement – Bandage
Dark World
5-5X: Nix – Bandage
5-10X: Pulp Factory – Bandage
5-17X: Millennium – Bandage
5-20X Warp Zone: Meat is Death 1-1 – Bandage
7-12X: Pink – Bandage