During gameplay in Multiplayer mode you will receive the indicated bonuses when you reach the corresponding level in the game.

Private

Level 1: ALL starting equipment

Level 2: Demolitions Class Weapon Class

Level 3: Sniper Class Weapon Class


Lance Corporal

Level 4: Create a Class

Level 5: Gun Challenges

Level 6: New playlists


Corporal

Level 7: M21 Sniper Rifle

Level 8: Last Stand Perk Class 3

Level 9: Boot Camp Challenges 1


Sergeant

Level 10: M4 Carbine Assault Rifle

Level 11: UAV Jammer Perk Class 2

Level 12: Clan Tag


Staff Sergeant

Level 13: Mini Uzi Submachine Gun

Level 14: Bomb Squad Perk Class 1

Level 15: Boot Camp Challenges 2


Gunnery Sergeant

Level 16: M1911 Pistol

Level 17: Martyrdom Perk Class 2

Level 18: Boot Camp Challenges 3


Master Sergeant

Level 19: M60E4 Light Machine Gun

Level 20: Sleight of Hand Perk Class 2

Level 21: Operations Challenges


Master Gunnery Sergeant

Level 22: Dragunov Sniper Rifle

Level 23: Claymore Perk Class 1

Level 24: Operations Challenges 2


2nd Lieutenant

Level 25: G3 Assault Rifle

Level 26: Iron Lungs Perk Class 3

Level 27: Operations Challenges 3


1st Lieutenant

Level 28: AK-74U Submachine Gun

Level 29: Double Tab Perk Class 2

Level 30: Killer Challenges


Captain

Level 31: M1014 Shotgun

Level 32: Bandolier Perk Class 1

Level 33: Killer Challenges 2


Major

Level 34: R700 Sniper Rifle

Level 35: Eavesdrop Perk Class 3

Level 36: Killer Challenges 3


Lieutenant Colonel

Level 37: G36C Assault Rifle

Level 38: Overkill Perk Class 2

Level 39: Killer Challenges 4


Colonel

Level 40: P90 Submachine Gun

Level 41: Frag x3 Perk Class 1

Level 42: Humiliation Challenges


Brigadier General

Level 43: Desert Eagle Pistol

Level 44: Dead Silence Perk Class 3

Level 45: Humiliation Challenges 2


Major General

Level 46: M14 Assault Rifle

Level 47: Humiliation Challenges 3

Level 48: Humiliation Challenges 4


Lieutenant General

Level 49: Barret Sniper Rifle

Level 50: Humiliation Challenges 5

Level 51: Elite Challenges


Commander

Level 52: MP44 Assault Rifle

Level 53: Elite Challenges 2

Level 54: Elite Challenges 3

Level 55: Commander Prestige mode and Golden Desert Eagle

At the 'Option' menu enable the console and press '~' (tilde) to display the console window. Type 'seta thereisacow 1337' as a console command and press '~' to display the console window again. Then type the following codes to enable the corresponding effect in the game.

God Mode:
Type god

God Mode (screen shakes):
Type demigod

Flight Mode:
Type ufo

All weapons:
Type give all

Full Ammunition:
Type give ammo

Add Laser Sight to ALL Weapons:
Type cg_LaserForceOn 1

Enemies Ignore You:
Type notarget

Change Maps:
Type map or spdevmap (name)

Spawn Indicated Item:
Type give (item name)

Adjust Gravity (Default = 39)
Type jump_height #

Adjust Time (Default = 1.00)
Type timescale #

Remove Gun Graphics:
Type cg_drawGun

Zoom with any Gun:
Type cg_fov

Better Vision:
Type r_fullbright

No Clipping Mode:
Type noclip

This is sneaky cheat that will save you a lot of time. Go to where the game is located on your computer and locate the following folder.

'C:Program FilesActivision
Call of Duty 4 - Modern Warfareplayersprofilesprofilename'

Open 'config.cfg' and find 'cheat_points' and change the number next to it to '30'. Doing this will unlock ALL the cheats in the game without having to collect Intel.

When you reach the following ranks in Multiplayer mode the indicated effect will become enabled in the game.

Unlock Demolitions Class Weapon Class: Get rank 1

Unlock Sniper Class Weapon Class: Get rank 2

Unlock Create a Class: Get rank 3

Unlock Gun Challenges: Get rank 4

Unlock New Playlists: Get rank 5

Unlock M40 Sniper Rifle: Get rank 6

Unlock Last Stand Perk Class 3: Get rank 7

Unlock Boot Camp Challenges 1: Get rank 8

Unlock M4 Carbine Assault Rifle: Get rank 9

Unlock UAV Jammer Perk Class 2: Get rank 10

Unlock Clan Tag: Get rank 11

Unlock Mini Uzi Submachine Gun: Get rank 12

Unlock Bomb Squad Perk Class 1: Get rank 13

Boot Camp Challenges 2: Get rank 14

Unlock M1911 Pistol: Get rank 15

Unlock Martyrdom Perk Class 2: Get rank 16

Unlock Boot Camp Challenges 3: Get rank 17

Unlock M60E4 Light Machine Gun: Get rank 18

Unlock Sleight of Hand Perk Class 2: Get rank 19

Unlock Operations Challenges: Get rank 20

Unlock Operations Challenges: Get rank 21

Unlock Dragunov Sniper Rifle: Get rank 22

Unlock Claymore Perk Class 1: Get rank 23

Unlock Operations Challenges 2: Get rank 24

Unlock G3 Assault Rifle: Get rank 25

Unlock Iron Lungs Perk Class 3: Get rank 26

Unlock Operations Challenges 3: Get rank 27

Unlock AK-74U Submachine Gun: Get rank 28

Unlock Double Tab Perk Class 2: Get rank 29

Unlock Killer Challenges: Get rank 30

Unlock M1014 Shotgun: Get rank 31

Unlock Bandolier Perk Class 1: Get rank 32

Unlock Killer Challenges 2: Get rank 33

Unlock R700 Sniper Rifle: Get rank 34

Unlock Eavesdrop Perk Class 3: Get rank 35

Unlock Killer Challenges 3: Get rank 36

Unlock G36C Assault Rifle: Get rank 37

Unlock Overkill Perk Class 2: Get rank 38

Unlock Killer Challenges 4: Get rank 39

Unlock P90 Submachine Gun: Get rank 40

Unlock Frag x 3 Perk Class 1: Get rank 41

Unlock Humiliation Challenges: Get rank 42

Unlock Desert Eagle Pistol: Get rank 43

Unlock Dead Silence Perk Class 3: Get rank 44

Unlock Humiliation Challenges 2: Get rank 45

Unlock M14 Assault Rifle: Get rank 46

Unlock Humiliation Challenges 3: Get rank 47

Unlock Humiliation Challenges 4: Get rank 48

Unlock Barret Sniper Rifle: Get rank 49

Unlock Humiliation Challenges 5: Get rank 50

Unlock Elite Challenges: Get rank 51

Unlock MP44 Assault Rifle: Get rank 52

Unlock Elite Challenges 2: Get rank 53

Unlock Elite Challenges 3: Get rank 54

Unlock Golden Desert Eagle: Get rank 55

Unlock Commander Prestige Mode: Get rank 55

Complete ALL the indicated weapon challenges to be able to select the golden camo for that weapon. This camo gives the weapon no special abilities and is purely cosmetic.

Unlock Golden Mini-Uzi:
Complete ALL SMG challenges.

Unlock Golden Ak-47:
Complete ALL Assault Rifle challenges.

Unlock Golden Dragonuv:
Complete ALL Sniper challenges.

Unlock Golden M1014:
Complete ALL Shotgun challenges.

Unlock Golden M60:
Complete ALL LMG challenges.

Unlock Golden Desert Eagle:
Reach Level 55.

SuperCheats.com has an exclusive guide for Call of Duty 4. You can check it out here: Call of Duty 4: Modern Warfare Guide

It is a complete walkthrough of the game with screenshots.

If you are just looking for Intel Locations, then check out our complete Intel Locations guide:
Intel Locations Guide

SuperCheats.com has an exclusive guide for Call of Duty 4. You can check it out here: Call of Duty 4: Modern Warfare Guide

It is a complete walkthrough of the game with screenshots.

If you are just looking for Intel Locations, then check out our complete Intel Locations guide:
Intel Locations Guide

There is a total of 30 intel pieces scattered throughout the game which you collect to unlock extra features in the game. The list below tells you how many Intel pieces are in each level.

Level 2 - 2 Intel Pieces

Level 4 - 2 Intel Pieces

Level 5 - 3 Intel Pieces

Level 6 - 2 Intel Pieces

Level 7 - 2 Intel Pieces

Level 9 - 3 Intel Pieces

Level 10 - 2 Intel Pieces

Level 12 - 2 Intel Pieces

Level 13 - 3 Intel Pieces

Level 14 - 2 Intel Pieces

Level 16 - 2 Intel Pieces

Level 17 - 1 Intel Piece

Level 18 - 2 Intel Pieces

Level 19 - 2 Intel Piece

This hidden mission becomes unlocked when you have viewed ALL the credits at the end of the normal game.

When you have completed the game once these features will automatically become unlocked. To access the 'Cheat' menu go to the 'Options' screen during gameplay.

Unlock Arcade Mode:
Complete game on any difficulty.

Unlock Cheat Menu:
Complete game on any difficulty.