http://cns.miis.edu/research/submarines/germany/

Name (Number) Class Base Builder Laid down Launched Commissioned
U30 (S179) 206A Eckernförde December 1972 April 1974 March 1975
TNSW,
modernized by Thyssen

Sources:
[1] "Submarine Forces," Jane’s Underwater Warfare Systems online edition, http://juws.janes.com, 16 August 2003.
[2] A.D. Baker III, "World's Navies Are in Decline," Proceedings (Annapolis: United States Naval Institute, vol. 130, no. 3, March 2004), p. 32; in ProQuest Information and Learning Company, http://proquest.umi.com/pqdweb.
[3] Interview with Vice Admiral Hans Lissow, German Naval Chief of Staff, "Naval Chiefs of Staff comments on their adaption to the new security-political situation," Naval Forces, 2002, Vol. 23, No. 5, pp. 60-65; in ProQuest Information and Learning Company, http://proquest.umi.com/pqdweb.
[4] Interview with Vice Admiral Hans Lissow, German Naval Chief of Staff, "Navies take up the challenge (part 2)," Naval Forces, 1998, Vol. 19, No. 6, pp. 46-54; in ProQuest Information and Learning Company, http://proquest.umi.com/pqdweb.
[5] Joachim Brune, "Germany's strength beneath the waves," EN Vision Magazine, 2002, No. 2, pp. 28-31.
[6] Interview with Vice Admiral Hans Lissow, German Naval Chief of Staff, "Naval Chief of Staff security comments," Naval Forces, 2001, Vol. 22, No. 1, pp. 100-103; in ProQuest Information and Learning Company, http://proquest.umi.com/pqdweb.