Vytvořena jako 399th Bombardment Group (Heavy) 15.2.1943
Aktiována 1.3.1943
Zrušena 31.3.1944
SQUADRONY
604th - 1943 - 1944
605th - 1943 - 1944
606th - 1943 - 1944
607th - 1943 - 1944
STATIONS
Tucson, Davis-Monthan Army Air Field , 1.3.1943
Boise, Gowen Field , 10.4.1943
Wendover, Wendover Field , 27.4.1943
Moreno Valley, March Field , 3.12.1943 - 31.3.1944
COMMANDERS
Lt Col Luther J Fairbanks, duben 1943
Lt Col James H Isbell, 1.10.1943
Lt Col John E Dougherty, 11.11.1943
Lt Col Eugene T Yarbrough, 15.2. - 31.3.1944
CAMPAIGNS
American Theater
DECORATIONS
None
INSIGNE
None
Aktiována 1.3.1943
Zrušena 31.3.1944
SQUADRONY
604th - 1943 - 1944
605th - 1943 - 1944
606th - 1943 - 1944
607th - 1943 - 1944
STATIONS
Tucson, Davis-Monthan Army Air Field
Boise, Gowen Field
Wendover, Wendover Field
Moreno Valley, March Field
COMMANDERS
Lt Col Luther J Fairbanks, duben 1943
Lt Col James H Isbell, 1.10.1943
Lt Col John E Dougherty, 11.11.1943
Lt Col Eugene T Yarbrough, 15.2. - 31.3.1944
CAMPAIGNS
American Theater
DECORATIONS
None
INSIGNE
None