Küstenfliegergruppe 506 (S4+..)
Formed	07-1937 from KüFlGr 306
Disbanded	04-1941 became KGr 506
Notes	Stab
	Formed	7-1937 from Stab/KüFlGr 306
	Disbanded	10-1939 became Stab/KüFlGr 806
	Reformed	10-1939 from Stab/KüFlGr 406
	Disbanded	1941 became Stab/KGr 506
	1 Staffel
	Formed	0 7-1937 from 1/KüFlGr 306
	Disbanded	10-1939 became 1/KüFlGr 806
	Reformed	10-1939 from 1/KüFlGr 406
	Disbanded	0 4-1941 became 1/KGr 506
	2 Staffel
	Formed	12-1937
	Disbanded	10-1939 became 1/KüFlGr 406
	Reformed	10-1939
	Disbanded	12-1940 became 2/KüFlGr 906
	Reformed	12-1940 from 2/KüFlGr 906
	Disbanded	04-1941 became 2/KGr 506
	3 Staffel
	Formed	12-1937
	Disbanded	10-1939 became 3/KüFlGr 806
	Reformed	10-1939 from 3/KüFlGr 406
	Disbanded	04-1941 became 3/KGr 506)
	This unit also used the Arado Ar-196, Blohm und Voss Bv-138, Caudron C.445, Dornier Do-15, Dornier Do-18, Fieseler Fi-156, Heinkel He-59, Heinkel He-60, Heinkel He-111, Heinkel  He-114 and Heinkel He-115.
Known Do-24's that served with this unit