| U-554 | Type VIIC |
| Feldpost Number | M 31 379 |
| Construction Yard | Blohm und Voß, Hamburg |
| Yard Number | 530 |
| Ordered | 25th Sep 1939 |
| Keel laid | 1st Dec 1939 |
| Launched | 7th Nov 1940 |
| Commissioned | 15th Jan 1941 |
| Baubelehrung | Baubelehrung U-Boote Nordsee, Bremen |
| Training, Flotillas and Duties |
| 01.41 - 06.44 | 24.U-Flottille, Danzig;Trondheim & Memel
Ausbildungsboot (under training)
|
| 07.44 - 02.45 | 22.U-Flottille, Gotenhafen
Schulboot (training boat)
|
| 02.45 - 05.45 | 31.U-Flottille, Wilhelmshaven
Ausbildungsboot (under training)
|
| Commanders |
| 15.01.41 - 25.06.41 | KL Dietrich Lohmann
see also: U-579 U-89 |
| 26.06.41 - 03.42 | OL Heinz Stein
see also: U-8 U-620 |
| 03.42 - 09.42 | OL Claus von Trotha
see also: U-306 |
| 14.11.42 - 02.07.44 | OL ~ KL Karl Hartwig Siebold
see also: U-3504 |
| 03.07.44 - 18.11.44 | OLdR Gottfried Stolzenburg
see also: U-11 U-2543 |
| 19.11.44 - 22.03.45 | OL ~ KL Ernst Wolfgang Rave
see also: U-3002 |
| 23.03.45 - 02.05.45 | OL Werner Remus
see also: U-339 |
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