The T-54/T-55 tank series is the most widely used tank in the world and has seen service in over 50 countries. It has also served as the platform for a wide variety of specialty armoured vehicles. It was produced in Poland until 1979, in the USSR until 1981, in Czechoslovakia until 1983, in China until 1985.Miller, David The great Book of Tanks Salamander Books London, England 2002 338-341 Halberstadt, Hans Inside the Great Tanks The Crowood Press Ltd. Wiltshire, England 1997 94-96

Current operators

: 40 T-54s were ordered in 1963 from the Soviet Union and delivered in 1963 (the vehicles were previously in Soviet service). 25 T-54s and 25 T-55s were ordered in 1965 from the Soviet Union and delivered in 1966 (T-54s were previously in Soviet service). 100 T-54s were ordered in 1966 from the Soviet Union and delivered between 1966 and 1967 (the vehicles were previously in Soviet service). 100 T-55s were ordered in 1966 from the Soviet Union and delivered in 1967. 50 T-55s were ordered in 1981 from the Soviet Union and delivered in 1982 (the vehicles were probably previously in Soviet service). 324 T-54s and T-55s were in service in early 2001 and 320 in early 2003 and 2004Military balance 2025 and 270 in 2006.Military balance 2006–2007 : 150 T-54s and possibly T-55s were ordered in 1975 from the Soviet Union and delivered between 1975 and 1978 (the vehicles were previously in Soviet service). 100 T-55s were ordered in 1987 from the Soviet Union and delivered between 1987 and 1988 (the vehicles were probably previously in Soviet service). 30 T-55s were received between 1993 and 1994 from Russia (20 in 1993 and 10 in 1994). 62 T-55Ms were ordered in 1999 from Belarus and delivered in 1999 (the vehicles were previously in Soviet and later Belarusian service). 31 T-55s were ordered in 1999 from Bulgaria and delivered in 1999 (the vehicles were previously in Bulgarian service). 205 T-55AM2s were ordered in 1999 from Slovakia with 150 being delivered in 1999 and 55 in 2000 (the vehicles were previously in Czechoslovak and later Slovak service). 90 T-54s and T-55s were in service in 2000.Angola – Security Information Around 560 T-54s, T-55s, T-62s and T-72s were in service in early 2001. 400 T-54s and T-55s were in service in 2004Orbat Almanac 2004 Angola and around 200 in 2005 and 2006. : 3 T-54s and 5 T-55s in service as of 2023. : Used as an indirect-fire platform : 10 T-54s were ordered in 1983 from the Soviet Union and delivered in 1983 (the vehicles were previously in Soviet service). 100 T-55s were ordered in 1988 from the Soviet Union and delivered in 1989 (aid, the vehicles were probably previously in Soviet service, the vehicles could be supplied by Vietnam). 15 T-55s were ordered in 1990 from the Soviet Union and delivered in 1990. 40 T-55AM2s were ordered in 1994 from Czech Republic and delivered in 1994 (the vehicles were previously in Czechoslovak and later Czech service). 50 T-55AM2BPs were ordered in 1994 from Poland and delivered in 1994 (the vehicles were previously in Polish service). 150 T-55s, Type 59s and PT-76s were in service in early 2001 and 170 in early 2003. More than 100 T-54s and T-55s were in service in 2004 and 2006. 103 T-54s are currently in service 2007. Cambodia has purchased 50 T-55A main battle tank from eastern Europe that arrive on 20 September 2010. Cambodia's Armoured cavalry has 220 T-54/T-55 in service in 2011.Cambodian army armyrecognition.com – 4 T-55s were ordered in 1982 from Libya and delivered in 1982 (aid, the vehicles were probably previously in Libyan service). 4 T-55s were in service in early 2001 and 3 in early 2003, 2004 and 2006. – 60 T-55s were in service in early 2001, early 2003, 2004 and 2006. Currently 60 T-55s are in service. – 25 T-54s and T-55s were ordered in 1982 from an unknown supplier and delivered in 1982 (the vehicles were probably second-hand). 25 T-54s and T-55s were in service in 2004 and 2006. Currently 25 T-54s and T-55s are in service. – Congolese army armyrecognition.com 20 T-55s were ordered in 2005 from Ukraine and delivered in 2006 (the vehicles were previously in Soviet and later Ukrainian service). 20 T-55s were in service in 2006. – 100 T-55s were received in 1963 from the Soviet Union as aid (the vehicles were previously in Soviet service). 1,200 T-55s were ordered in 1964 from the Soviet Union and delivered between 1964 and 1975. 25 T-55s and T-54-based ARVs were ordered in 1981 from the Soviet Union and delivered in 1981 (the vehicles were previously in Soviet service). Currently Cuba possesses 1,100 T-55s, most of which are in storage or used as Artillery Propeller and SPAAG with SA-3 and SA-2 missiles mounted . 120 T-55s are modernized to T-55M standard and 20 more to T-55AM. – 840 T-54s and T-55s were in storage as of 2025. 350 T-54s were ordered in 1960 from the Soviet Union and delivered between 1961 and 1966 (the vehicles were probably from Czechoslovak production line). 150 T-55s were ordered in 1963 from the Soviet Union and delivered between 1964 and 1966. Egypt lost 820 vehicles in the Six-Day War including 82 T-55s. 800 T-54s were ordered in 1967 from the Soviet Union and delivered between 1967 and 1972 (some of the vehicles were probably from Czechoslovak and/or Poland production line). 550 T-55s were ordered in 1967 from the Soviet Union and delivered between 1969 and 1973. 50 T-54s were ordered in 1972 from the Soviet Union and delivered in 1973 (the vehicles were previously in Soviet service). 895 T-54s and T-55s were in service in early 2003 and 2004. 260 Ramses IIs were in service in 2004 and 2006. : Currently 3 T-55s are in service. : 120 T-55As were ordered in 2004 from Bulgaria and delivered in 2005 (the vehicles were previously in Bulgarian service). 150 T-54s and T-55s were in service in early 2003, 2004 and 2006. : 200 T-54s and 200 T-55s were ordered in 1977 from the Soviet Union and delivered between 1977 and 1978 (the T-54s were previously in Soviet service while the T-55s were possibly previously in Soviet service). 60 T-54s were ordered in 1978 from East Germany and delivered between 1979 and 1980 (the vehicles were previously in East German service). 700 T-55s were ordered in 1980 from the Soviet Union and delivered between 1980 and 1988 (the vehicles were probably from Czechoslovak production line). 90 T-55s were ordered in 1983 from Libya and delivered in 1984 (the vehicles were previously in Libyan service). 50 T-55s were ordered in 1989 from East Germany and delivered in 1989 (the vehicles were previously in East German service, more were ordered but the order was cancelled). 40 T-55s were ordered in 1998 from Belarus and delivered in 1998 (the vehicles were previously in Belarusian service). 50 T-55s were ordered in 1998 from Bulgaria and delivered in 1999 (the vehicles were previously in Bulgarian service, some may have been ex-Ukrainian and/or ex-Romanian vehicles sold through Bulgaria). 140 T-55s were ordered in 1999 from Bulgaria and delivered between 1999 and 2002 (the vehicles were previously in Bulgarian service, some may have been ex-Ukrainian and/or ex-Romanian vehicles sold through Bulgaria, the delivery of last 40 vehicles was suspended between 2000 and 2001 due to UN embargo). Around 160 T-55s and T-62s were in service in early 2001 and more than 270 in early 2003. More than 250 T-54s, T-55s and T-62s were in service in 2004 and 2006. : 120 T-55AM2s and T-54s were ordered in 1998 from Czech Republic with 10 T-55AM2s being delivered in 2000 and the rest in 2001 (the vehicles were previously in Czechoslovak and later Czech service). 108 T-55Ms were in service at the beginning of the 1992–1993 War in Abkhazia. Around 40 T-55s were in service in 1992 and 1995, 48 in 2000, 59 in 2002, 55 in 2004, 2005 and 2006 and 56 in 2008. All currently in storage or museums. : 8 T-54s were ordered in 1974 from the Soviet Union and delivered in 1974 (the vehicles were probably second-hand). 8 T-54s were in service in 2004 and 2006. Currently 8 T-54s are in service. – Unknown number of Tiran 4 or 5 tanks and Ti-67 APCs captured from the South Lebanon Army in 2000,Sex & Abi-Chahine, Modern Conflicts 2 – The Lebanese Civil War, From 1975 to 1991 and Beyond (2021), p. 217. used in conjunction with ex-Syrian Army T-55s (aid, the vehicles were previously in Syrian service) in the ongoing Syrian Civil War.Sex & Abi-Chahine, Modern Conflicts 2 – The Lebanese Civil War, From 1975 to 1991 and Beyond (2021), p. 218. : 60 T-54s and 65 T-55s were ordered in 1981 from Libya and delivered in 1981 (aid, the vehicles were previously in Libyan service). 120 T-55s were ordered in 1982 from Syria and delivered in 1982 (the vehicles were previously in Syrian service). Iran also bought a number of Tirans from Israel during the Iran–Iraq War. Some vehicles were captured from Iraq during the Iran–Iraq War. 100 T-54s and T-55s were in service in 1990, 110 in 1995, 500 in 2000 and around 250 in 2002. 540 T-54s, T-55s and Type 59s were in service in 2004, 2005, 2006 and 2008. 200 T-54s, T-55s and Type 59s have been upgraded to Safir-74 (also known as T-72Z although it should not be confused with Iraqi modernization of the same name) standard (20 could possibly be Sudanese vehicles modernized for Sudan). : 250 T-54s were ordered in 1958 from the Soviet Union and delivered between 1959 and 1965. 50 T-54s were ordered in 1967 from the Soviet Union and delivered in 1968. Between 80 and 120 T-54s were lost during the Yom Kippur War. 300 T-55s were ordered in 1973 from the Soviet Union and delivered between 1974 and 1975. 50 T-54s and T-55s were ordered in 1980 from East Germany and delivered in 1981 (the vehicles were previously in East German service). 400 T-55s and T-54s were ordered in 1980 from Poland and delivered between 1981 and 1982 (the vehicles were probably previously in Polish service). 250 T-55s were ordered in 1981 from Egypt and delivered between 1981 and 1983 (the vehicles were previously in Egyptian service). 150 TR-580s were ordered in 1981 from Romania and delivered between 1981 and 1984 (the vehicles were delivered via Egypt). 400 T-55s were ordered in 1981 from the Soviet Union and delivered between 1982 and 1985 (the vehicles were from the Czechoslovak production line). Around 200 T-54s and T-55s were upgraded to T-72Z standard (not to be confused with Iranian T-54/55/Type 59 modernization Safir-74 also known as T-72Z). 1,500 T-54s, T-55s and TR-580s were in service with the Iraqi Regular Army in 1990 and 500 in 1995, 2000 and 2002. 406 T-54 and T-55 were in service with Iraqi Regular Army in 2003. All destroyed or scrapped except for 4 T-55s which are now in service with the New Iraqi Army. 76 T-55s are in service with New Iraqi Army since 2004.Shapir, Yiftah S., Middle East Military Balance, Tel Aviv University, 6, 7 Iraq.pdf 4 VT-55As were ordered in 2005 from Hungary and delivered in 2005 (aid, the vehicles were previously in Hungarian service). Iraq also received 2 JVBT-55As in 2005 from Hungary. – 125 T-54s, 215 T-55s, captured from former Iraqi army. Not all are operational. 95 in active service as of 2011, and 120 in reserve. The fate of the rest of the captured tanks is unknown. : 10 T-55s were in service in early 2003, 2004 and 2006. Kurdish People's Defense Units (YPG) – operated 12 T-55s that came from Syrian Army stocks or were captured from the ISIS in the Syrian Civil War.Nash & Searle, Kurdish armour against ISIS – YPG/SDF tanks, technicals and AFVs in the Syrian Civil War, 2014–19 (2021), p. 22. : 15 T-54s and 15 T-55s were ordered in 1973 from the Soviet Union and delivered in 1975 (aid, the vehicles were probably previously in Soviet service). 15 T-54s and T-55s were in service in 2004 and 2006. T-54s and T-55s were paraded as recently as January 2019.