Spanien 
Scorpene (S-80) class SSK: 1+3
| Navn | Værft | Køllagt | Søsat | Tjeneste | Noter |
|---|---|---|---|---|---|
| S-81 Issac Peral | Navantia, Cartagena | -05 | 7-5-21 | 30-11-23 | - |
| S-82 Narciso Monturiol | Navantia, Cartagena | -07 | -25 | - | - |
| S-83 Cosme Garcia | Navantia, Cartagena | -09 | -26 | - | - |
| S-84 Mateo Garcia de los Reyes | Navantia, Cartagena | -10 | -27 | - | - |
Agosta: 4 i 1980'erne
Daphné-klassen: 4 i 1973-75
GUPPY IIA class SS: 3 (4) fra USA i 1971-74
Balao: 1 fra USA i 1959
D-klassen: 2 i 1933-34 + 1 i 1944
D-1 renamed S-11. 1947 – 1965.
D-2 refited and renamed S-21. 1951 – 1971.
D-3 refited and renamed S-22. 1954 – 1971.
C-klassen: 6 fra 1927-30
Isaac Peral (C-1) 1928 – 1950.
C-2 1928 – 1951.
C-3 1928 – 1936, sunk by German submarine U-34.
C-4 1928 – 1946, accidentally rammed by Spanish destroyer Lepanto.
C-5 1928 – 1937, missing.
C-6 1928 – 1937, scuttled.
B-klassen: 6 fra 1916>21
B-1 1922 – 1940. Sunk in Bay of Alcudia, Mallorca
B-2 1922 – 1952.
B-3 1922 – 1940.
B-4 1923 – 1941.
B-5 1925 – 1936, sunk near Estepona.
B-6 1926 – 1936, sunk by Spanish destroyer Velasco during Spanish Civil War.
A-klassen (Fiat-Laurenti, Italien/Medusa): 3 fra Italien i 1917, udfaset medio 1930'erne.
Spanish submarine Narciso Monturiol (A-1) 1917 – 1934.
Spanish submarine Cosme García (A-2) 1917 – 1931.
Spanish submarine A-3 1917 – 1932.
Holland-klassen: 1 fra USA i 1916 (Isaac Peral)
Isaac Peral (A-0) 1917 – 1932.