Wolfpacks U-381 was part of
U-381 operated with the following Wolfpacks during its career:
Panther (11 Oct 1942 - 20 Oct 1942)
Veilchen (20 Oct 1942 - 5 Nov 1942)
Delphin (26 Dec 1942 - 14 Feb 1943)
Adler (11 Apr 1943 - 13 Apr 1943)
Meise (13 Apr 1943 - 27 Apr 1943)
Star (27 Apr 1943 - 4 May 1943)
Fink (4 May 1943 - 6 May 1943)
Inn (11 May 1943 - 15 May 1943)
Donau 1 (15 May 1943 - 21 May 1943)