Call of Duty: World at War Cheats

Go to the war room, then to Options. And type in the following code.

Successfully complete the indicated task to unlock the corresponding weapon or weapon attachment:

Bolt Action Rifles

Springfield: Reach Level 4.
Bayonet: Successfully complete Marksman Challenge 1 (increases melee attack range).
Rifle Grenade: Successfully complete Marksman Challenge 2 (grenade launcher attachment, replaces Perk 1 slot).
Arisaka: Reach Level 4.
Sniper Scope: Successfully complete Marksman Challenge 1 (increases accuracy and range).
Bayonet: Successfully complete Marksman Challenge 2 (increases melee attack range).
Rifle Grenade: Successfully complete Marksman Challenge 3 (grenade launcher attachment, replaces Perk 1 slot).
Mosin-Nagant: Reach Level 21.
Kar98k: Reach Level 41.
PTRS-41: Reach Level 57.

Rifles

SVT-40: Reach Level 4.
Flash Hider: Successfully complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight: Successfully complete Marksman Challenge 2 (precision sight).
Telescopic Sight: Successfully complete Marksman Challenge 3 (enhanced telescopic sight).
Gewehr 43: Reach Level 7.
Suppressor: Successfully complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight: Successfully complete Marksman Challenge 2 (precision sight).
Telescopic Sight: Successfully complete Marksman Challenge 3 (enhanced telescopic sight).
Rifle Grenade: Successfully complete Marksman Challenge 4 (grenade launcher attachment, replaces Perk 1 slot).
M1 Garand: Reach Level 17.
STG-44: Reach Level 37.
M1A1 Carbine Reach Level 65.

Sub Machine Guns

Thompson: Reach Level 4.
Suppressor: Successfully complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight: Successfully complete Marksman Challenge 2 (precision sight).
Round Drum: Successfully complete Marksman Challenge 3 (increased ammunition capacity).
MP40: Reach Level 10
Suppressor: Successfully complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight: Successfully complete Marksman Challenge 2 (precision sight).
Dual Magazine: Successfully complete Marksman Challenge 3 (increased ammunition capacity).
Type 100: Reach Level 25.
Ppsh: Reach Level 41.

Shotguns

M1897 Trench Gun: Reach Level 4.
Grip: Successfully complete Marksman Challenge 1 (vertical foregrip to reduce recoil, replaces Perk slot 1).
Bayonet: Successfully complete Marksman Challenge 2 (increases melee attack range).
Double Barreled Shotgun: Reach Level 29.

Machine Guns

Type 99: Reach Level 4.
Bipod: Successfully complete Marksman Challenge 1 (reduces motion for more accuracy).
Bayonet: Successfully complete Marksman Challenge 2 (increases melee attack range).
BAR: Reach Level 4.
Bipod: Successfully complete Marksman Challenge 1 (reduces motion for more accuracy).
DP-28: Reach Level 13.
MG 42: Reach Level 33.
FG 42: Reach Level 45.
Browning M1919: Reach Level 61.

Pistols

Colt M1911: Reach Level 4.
Nambu: Reach Level 4.
Walther P38: Reach Level 4.
Tokrev TT-33: Reach Level 21.
.357 Magnum: Reach Level 49.

Primary Grenades

Frag: Reach Level 4.
N 74 ST: Reach Level 4.
Molotov Cocktail: Reach Level 10.

Special Grenades

Smoke: Reach Level 4.
Tabun Gas: Reach Level 4.
Signal Flare: Reach Level 4.

Enable the console from the options menu. Press ~ (tilde) to bring up the console while playing. Type "devmap [mapname]" to load the level you wish to play. Once the level loads, bring up the console and type your desired cheat codes.