Back كول أوف ديوتي: يونايتد أوفينسف Arabic Call of Duty: United Offensive Czech Call of Duty: United Offensive German Call of Duty: United Offensive English Call of Duty: United Offensive Esperanto Call of Duty: United Offensive Spanish ندای وظیفه: حمله متفقین Persian Call of Duty: United Offensive Finnish Call of Duty : La Grande Offensive French Call of Duty: United Offensive Italian
Call of Duty: United Offensive on lisapakk FPS-mängule Call of Duty. Selle tootis Gray Matter Interactive koos Pi Studios-ga ning avaldajaks oli Activision. PC versioon avaldati 14. septembril 2004. aastal. Sõjamäng simuleerib relvavõitlust Teises maailmasõjas.