List of all U-boats




Ordered20 Jan 1941
Laid down31 Oct 1941 Blohm & Voss, Hamburg (werk 615)
Launched22 Jul 1942
Commissioned10 Sep 1942Oblt. Walter Wichmann
10 Sep 1942 - 28 Aug 1943  Oblt. Walter Wichmann
4 patrols
10 Sep 1942-31 Mar 1943  5. Flottille (training)
1 Apr 1943-31 May 1943  11. Flottille (active service)
1 Jun 1943-28 Aug 1943  13. Flottille (active service)
SuccessesNo ships sunk or damaged

Sunk at 1051hrs on 28 August 1943 in the Kara Sea north-east of Mys Zhelaniya, in position 76.40N, 69.40E, by torpedoes from the Soviet submarine S-101. 47 dead (all hands lost).

Loss position

View the 4 war patrols

Wolfpack operations

U-639 operated with the following Wolfpacks during its career:
   Eisbär (27 Mar 1943 - 15 Apr 1943)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-639 did not suffer any casualties (we know of) until the time of her loss.

Media links

U-Boat Operations of the Second World War - Vol 2

Wynn, Kenneth

Hitler's U-boat War, Vol II

Blair, Clay

German U-Boat Losses During World War II

Niestle, Axel