Rymättylä (51) / Suurop (P 421): Ordered in July 1955 from Rauma-Repola in Rauma, launched in 1956, and entered service on 20 May 1957.
She was sold to the Estonian Navy in 1999 as the EML Suurop.

Rihtniemi (52) / Ristna (P 422): Ordered in July 1955 from Rauma-Repola in Rauma, launched in 1956, and entered service on 21 February 1957.
She was sold to the Estonian Navy in 1999 as the EML Ristna.

Ruissalo (53): Ordered from Laivateollisuus, Turku.
Taken into use on 11 August 1959.
Scrapped in the early 2000s.

Raisio (54): Ordered from Laivateollisuus, Turku.
Taken into use on 12 September 1959.
Sold on the private market.

Röyttä (55): Ordered from Laivateollisuus, Turku.
Taken into use on 14 October 1959.
Röyttä was transferred to the marine reserve training units in 2000 and is used for training.
She was renovated in both 1980 and 2000.
She was later sold to a private adventure company in Tampere.
She currently operates as the commercial cruise ship Vartiovene 55 in Helsinki.

Carlos Alban: Built in 1971.
In use 1971-1997.
Ruissalo class patrol boat, operated by the Colombian Coast Guard.

Nito Restrepo: Built in 1971.
In use 1971–1990.
Ruissalo class patrol boat, operated by the Colombian Coast Guard.

Jorge Soto del Corval: Built in 1971.
In use 1971–1984.
Ruissalo class patrol boat, operated by the Colombian Coast Guard.
Rymättylä (51) / Suurop (P 421): Ordered in July 1955 from Rauma-Repola in Rauma, launched in 1956, and entered service on 20 May 1957. She was sold to the Estonian Navy in 1999 as the EML Suurop.
Rihtniemi (52) / Ristna (P 422): Ordered in July 1955 from Rauma-Repola in Rauma, launched in 1956, and entered service on 21 February 1957. She was sold to the Estonian Navy in 1999 as the EML Ristna.
Ruissalo (53): Ordered from Laivateollisuus, Turku. Taken into use on 11 August 1959. Scrapped in the early 2000s.
Raisio (54): Ordered from Laivateollisuus, Turku. Taken into use on 12 September 1959. Sold on the private market.
Röyttä (55): Ordered from Laivateollisuus, Turku. Taken into use on 14 October 1959. Röyttä was transferred to the marine reserve training units in 2000 and is used for training. She was renovated in both 1980 and 2000. She was later sold to a private adventure company in Tampere. She currently operates as the commercial cruise ship Vartiovene 55 in Helsinki.
Carlos Alban: Built in 1971. In use 1971-1997. Ruissalo class patrol boat, operated by the Colombian Coast Guard.
Nito Restrepo: Built in 1971. In use 1971–1990. Ruissalo class patrol boat, operated by the Colombian Coast Guard.
Jorge Soto del Corval: Built in 1971. In use 1971–1984. Ruissalo class patrol boat, operated by the Colombian Coast Guard.
R-class patrol boat