Kammala wannan magana: Bayan aikin gyare-gyare a Newport Beach, California, da kuma shakedown daga San Pedro da San Diego, California, "Gallup" ya bar San Diego a ranar 1 ga Yuni, 1944 don yankin yakin Pacific. Gudanar da sintiri na jirgin ruwa a hanya, ya isa Nouméa, New Caledonia, a ranar 21 ga Yuni, 1944, kuma ya fara aiki da kuma aiki a cikin ruwa na New Caledonia, New Guinea, da Ostiraliya tare da Ƙungiyar Tafiya ta 43. A ranar 17 ga watan Agusta, 1944, ta kai hare-hare kan sansanin abokan gaba don tallafawa
Saukowa a tsibirin Biak a Blue Beach, arewacin Kogin Wardo da raka'a na Rundunar Sojojin Amurka ta 41st Infantry Division; ta ci gaba da harbi har sai sojojin sun kammala saukar su kuma sun tabbatar da rairayin bakin teku. Bugu da ƙari, a ranar 25 ga Agusta, 1944, "Gallup" ya ba da tallafi ga mamayar Biak ta hanyar harbi bakin rairayin bakin teku tsakanin Menoerar da Cape Warari. Bayan da aka tabbatar da Biak, ta koma aikinta tare da Division 43 na Escort har zuwa 12 Oktoba 1944.