This is the contents of Bank 0 in a ROM map form.

Bank     :0
Contents :System functions
Range    :0x00000-0x03FFF

0x0000: Software interrupts
0x0000: RTS command: reboot
0x0008: RTS command: reboot
0x0028: RTS command: jump using jump table
0x0040: V-blank interrupt point
0x0048: LCD interrupt point
0x0050: Timer interrupt point
0x0058: Serial interrupt point
0x0060: Joypad interrupt point
0x0100: Entry point
0x0104: ROM header
0x0150: Boot point
0x0153: Serial interrupt handler
0x0154: V-blank interrupt handler
0x01FB: Boot
0x02F0: Handle game mode
0x031B: RET
0x031C: Update in-game timer
0x0370: Clear OAM
0x037B: Clear VRAM tilemap
0x038A: Copy [bc] bytes from [hl] to [de]
0x0393: Copy FFh terminated data from [de] to hl
0x039B: Timer interrupt handler
0x039C: Disable LCD display
0x03B5: Game mode 2: loading save
0x0464: Game mode 3: loading save
0x04DF: Game mode 4: in-game
0x05FD: Load tiles
0x0673: Load current screen
0x0698: Handle loading blocks due to scrolling
0x06C1: Possibly load row above screen
0x06CC: Load row above screen
0x06F3: Possibly load row below screen
0x0724: Possibly load column left of screen
0x0756: Possibly load column right of screen
0x0788: Load row
0x07E4: Load column
0x0835: Calculate metatile update addresses
0x0886: Add metatile update entry
0x08CF: Handle metatile update entries
0x08FE: Handle scrolling / triggering door transitions
0x0C37: Set up door transition
0x0D21: Samus' pose handler
0x0D21: Samus' pose handler
0x0D87: Samus' pose handler - in Metroid Queen's stomach
0x0D8B: Samus' pose handler - escaping Metroid Queen
0x0DBE: Samus' pose handler - being swallowed by Metroid Queen
0x0DF0: Samus' pose handler - in Metroid Queen's mouth
0x0E36: Samus' pose handler - being eaten by Metroid Queen
0x0EA5: Samus' pose handler - facing screen
0x0ECB: Samus' pose handler - morphball bombed / escaped Metroid Queen
0x0EF7: Samus' pose handler - knockback
0x0F38: Samus' pose handler - morphball knockback
0x0F6C: Samus' pose handler - standing bombed
0x1029: Samus' pose handler - spider ball
0x1083: Samus' pose handler - spider ball rolling
0x1170: Samus' pose handler - spider ball jumping
0x11E4: Samus' pose handler - spider ball falling
0x124B: Samus' pose handler - morphball falling
0x12F5: Samus' pose handler - falling
0x139D: Samus' pose handler - turning
0x13B7: Samus' pose handler - standing
0x14D6: Samus' pose handler - running
0x15F4: Samus' pose handler - crouching
0x1701: Samus' pose handler - morphball
0x179F: Samus' pose handler - morphball jumping
0x17BB: Samus' pose handler - jumping
0x18E8: Samus' pose handler - spin-jumping
0x19E2: Samus' pose handler - starting to jump / starting to spin-jump
0x1BA4: Samus' pose handler - crouching - morph
0x2083: First 8 bytes of save SRAM
0x21EF: Reset $DD00..FF
0x2212: Toggle missiles
0x2287: Update buttons
0x22BC: Get tilemap address
0x235C: OAM DMA
0x2378: Initialise sound
0x2384: Handle audio
0x2390: Clear sound effects and song
0x239C: Handle screen transition command set
0x26EB: Screen command - load standard graphics
0x2747: Screen command - load graphics
0x2753: Screen command - load graphics - load graphics
0x2771: Screen command - load graphics - load background graphics
0x2798: Screen command - load graphics - load enemy graphics
0x282A: Screen command - load $DA00
0x289C: Screen command - load $DC00
0x2887: Screen command - set Samus position
0x28FB: Screen command - set screen position
0x2BA3: Load tiles to VRAM
0x2C5E: Wait a frame
0x2CED: Game mode 8: paused
0x2F29: Deal 2 damage every 16 frames
0x2F60: Deal [b] damage to Samus
0x2F86: Game mode 6: dying
0x2FA2: Start death sequence
0x3698: Clear carry
0x36B0: Game mode 5: dead
0x371B: Game mode 7: game over
0x3ACE: Game mode Ah
0x3B2F: Game mode Fh
0x3B43: Game mode 10h: game cleared
0x3BA1: Game mode 11h
0x3C6A: Load credits text to SRAM
0x3C92: Check if killed target number of Metroids
0x3CE2: Game mode 9: save to SRAM
0x3D5C: LCD interrupt handler
0x3E29: Game mode 12h: Reached gunship
0x3E34: Game mode 13h: Credits
0x3E3F: Game mode 0: boot
0x3E59: Game mode 1: title
0x3E67: Start new game
0x3E72: Load from save
0x3E7D: Load sprite set
0x3E88: Clear deleted OAM
0x3E93: Draw Samus
0x3E9E: Drawing blinking Metroid in HUD
0x3ED5: Load room sprite priority
0x3F60: Free space