Quick look-up for any U-boat number.
Checks and sees if the number was assigned to a commissioned (or planned) U-boat before or during WWII and, if so, returns that page.
This search looks into more than 3800 U-boats (1.153 of them commissioned U-boats). This includes all planned midget submarines as well.
Foreign U-boats should be written as UA or UIT23
If, for some reason, you fail to locate the U-boat you are looking for then please visit our U-boat Index page.