Wolfpacks U-623 was part of
U-623 operated with the following Wolfpacks during its career:
Drachen (22 Nov 1942 - 3 Dec 1942)
Panzer (3 Dec 1942 - 9 Dec 1942)
Ungestüm (11 Dec 1942 - 13 Dec 1942)
Raufbold (13 Dec 1942 - 18 Dec 1942)
Ritter (11 Feb 1943 - 21 Feb 1943)