There are a total of 26 achievements in Call of Duty 3 for Xbox 360, totaling 1000. The PlayStation 3 version of this game does not support trophies.
|Allergic to Bullets||Avoid getting hit more than 30 times during a mission.||25||No|
|American Infantryman||Complete two missions as an American soldier.||20||No|
|Assault Trooper||Complete a mission by firing only assault rifles. Melee attacks do not count.
(BAR, MP44, Bren, Unscoped FG42)
|Basic Training||Complete the basic training in the beginning of "Saint Lo".||5||No|
|Battlefield Scavenger||Complete a mission by firing only German weapons. Melee attacks do not count.||15||No|
|Big Air||EXTREME! Found a big jump and caught some air!
(Drive Vera up a ramp in "Night Drop")
|British Commando||Complete two missions as a British soldier.||20||No|
|Canadian Highlander||Complete two missions as a Canadian soldier.||10||No|
|Close Quarter Combatant||Complete a mission without firing a round. Player can make use of melee attacks and hand grenades.||100||No|
|Conservationist||Complete a mission using less than 300 rounds of ammunition.||20||No|
|Grizzled Veteran||Complete the Single Player Campaign on Veteran difficulty.||150||No|
|Hot Potato||Pick up and return 5 live grenades.
(Must be done in one mission)
|Polish Tanker||Complete two missions as a Polish soldier.||15||No|
|Purple Heart||For perseverance despite grievous injuries.
(Die 20 times in a row in the campaign)
|Rifleman||Complete a mission by firing only bolt action rifles. Melee attacks do not count.||15||No|
|Still Ticking||Complete a mission without dying or using checkpoints.||30||No|
|Won the War||Complete the single player campaign on any difficulty setting.||80||No|
|A War Hero||Capture the final objective in the game mode War. Must be a ranked match. (Multiplayer)||30||No|
|Captain||Receive 2000 total points in ranked matches (Multiplayer)||40||No|
|Colonel||Receive 20000 total points in ranked matches. (Multiplayer)||80||No|
|Doc||Revive 10 of your teammates in a ranked match without getting a teamkill. (Multiplayer)||30||No|
|General||Receive 40000 total points in ranked matches. (Multiplayer)||120||No|
|Lieutenant||Receive 200 total points in ranked matches. (Multiplayer)||20||No|
|Major||Receive 8000 total points in ranked matches. (Multiplayer)||60||No|
|Supply Officer||Supply ammunition to at least 20 friendly soldiers in a single ranked match. (Multiplayer)||15||No|
|Victory Medal||Be the player with the highest score and on the winning team in a ranked match. (Multiplayer)||30||No|
- The achievement Purple Heart also appears in Treyarch's subsequent game where the requirements are exactly the same, as well having no direct description for what is required to obtain it.
- The achievement is also named after the Purple Heart battlefield medal, awarded to soldiers who are wounded or killed in battle against opposing forces.