Deep Space 7 Guide | All Door And Locker Codes
Unlock every locked door and locker in Deep Space 7 fast with all working codes in one place.
Game Guide by Faviyan Mustafiz on Nov 20, 2025
Locked doors and lockers in Deep Space 7 can slow progress a lot, especially on repeat runs. The codes do not change between saves, so once the numbers are known, each run becomes smoother and more efficient.
This guide lists all key door and locker codes, along with short notes on where they are found, so you can move through each level without guesswork.
How Door And Locker Codes Work
In Deep Space 7, major doors and lockers use fixed codes. These do not appear to be randomized by account or save. Once a code is discovered, it keeps working on every run.
The numbers are still placed logically in the level through Data Pads, bodies on the floor, and writing on walls. You can either search for these clues or simply enter the codes directly to save time.

First Level Door And Locker Codes
On the first level, the Power Room Door is the main early barrier. When reaching this door, enter 676676 on the keypad to unlock it instantly and restore the flow of the level.
Later on the same floor, after opening the Lv. 2 Door with the Level 2 Keycard, take the lift down. Nearby, you will find the First Level Locker. Its code is 543223. Input this number to open it without hunting for the clue. This keeps the early game quick and lets you focus on survival and routing instead of backtracking.
Final Level Door And Locker Codes
On the final level, move toward the Tram at the start of the area. Up a short set of stairs near the beginning sits the Second Door. Enter 436891 to open it and continue toward the endgame without searching for extra hints.
Later, you will reach the Medical Room, which is filled with large leech-like creatures. Take the lift down inside this area to find a wall with a code written on it and a nearby locker. This Second Locker in the Medical Room opens with the code 778773. Use it quickly to grab the contents before the enemies overwhelm the room.

Where To Find The Codes In-Game
If you prefer to follow the in-world clues, each of these codes has a specific location. The first door code is written on a Data Pad somewhere behind the Lv.2 Door on the first level. The second door code appears on a Data Pad in front of the Lv. 3 Door later on.
For lockers, the code to the First Level Locker lies on the floor under a body near that locker, down the lift behind the Level 2 Keycard Door. The Second Locker code is painted on a wall down the lift in the Medical Room, in the same section where the leech enemies appear.
With these codes and locations in mind, you can either enjoy discovering the clues yourself or skip straight to entering the numbers. Either way, every key door and locker in Deep Space 7 becomes quick to open, which keeps each run fast, efficient, and much less frustrating.
Contributor, NoobFeed
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