Wolfpacks U-311 was part of
U-311 operated with the following Wolfpacks during its career:
Coronel (7 Dec 1943 - 8 Dec 1943)
Coronel 1 (8 Dec 1943 - 14 Dec 1943)
Coronel 2 (14 Dec 1943 - 17 Dec 1943)
Amrum (18 Dec 1943 - 23 Dec 1943)
Rügen 5 (23 Dec 1943 - 2 Jan 1944)
Rügen 4 (2 Jan 1944 - 7 Jan 1944)
Rügen (7 Jan 1944 - 19 Jan 1944)
Preussen (19 Mar 1944 - 22 Mar 1944)