Wolfpacks U-231 was part of
U-231 operated with the following Wolfpacks during its career:
Star (27 Apr 1943 - 4 May 1943)
Fink (4 May 1943 - 6 May 1943)
Elbe (7 May 1943 - 10 May 1943)
Elbe 1 (10 May 1943 - 14 May 1943)
Mosel (19 May 1943 - 22 May 1943)
Schlieffen (14 Oct 1943 - 22 Oct 1943)
Siegfried (22 Oct 1943 - 27 Oct 1943)
Siegfried 1 (27 Oct 1943 - 30 Oct 1943)
Körner (30 Oct 1943 - 2 Nov 1943)
Borkum (1 Jan 1944 - 3 Jan 1944)
Borkum 3 (3 Jan 1944 - 13 Jan 1944)