|Ordered||15 Aug 1940|
|Laid down||15 Jul 1941||Blohm & Voss, Hamburg (werk 600)|
|Launched||31 Mar 1942|
|Commissioned||28 May 1942||Oblt. Ulrich Graf von Soden-Fraunhofen|
|Successes||5 ships sunk, total tonnage 39,855 GRT|
3 warships sunk, total tonnage 873 tons (lost aboard transport ships)
1 ship damaged, total tonnage 5,432 GRT
Sunk 7 Feb, 1943 in the North Atlantic, in position 55.42N, 26.17W, by depth charges from a British B-17 Fortress aircraft (Sqdn. 220/J). 45 dead (all hands lost).
U-624 operated with the following Wolfpacks during its career:
Puma (23 Oct 1942 - 29 Oct 1942)
Natter (30 Oct 1942 - 8 Nov 1942)
Kreuzotter (8 Nov 1942 - 24 Nov 1942)
Habicht (10 Jan 1943 - 19 Jan 1943)
Haudegen (19 Jan 1943 - 7 Feb 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-624 did not suffer any casualties (we know of) until the time of her loss.