Users
- Argentina: Argentine Marines.
- Brazil
- Croatia
- Denmark: Designated PVV M/95 (Panserværnsvåben Model 1995).
- Estonia
- France: Designated ABL (Anti Blindé Léger) by the French Army.
- Georgia
- Indonesia
- Iraq: American forces supplied the Iraqi military with AT4 weapons.
- Ireland: Called the SRAAW (Short Range Anti Armour Weapon) by the Irish Defence Forces.
- Kazakhstan
- Kyrgyzstan
- Latvia
- Lebanon: Roughly 1,000 pieces purchased.
- Lithuania: Lithuanian Armed Forces.
- Netherlands (Replaced by Pzf-3)
- Philippines: Armed Forces of the Philippines.
- Poland
- Sweden: Designated Pansarskott m86.
- Taiwan
- Ukraine
- United Kingdom: Small quantities of AT4 and HP projectiles purchased.
- United States: Designated M136 AT4 in USMC and United States Army service, beginning in early 1987. The AT4 was used in the U.S. invasion of Panama, the Afghanistan War, the Gulf War, and the Iraq War. Over 300,000 have been built locally, under license by ATK.
- Uzbekistan
- Venezuela: The AT4 has been in the Venezuelan arsenal since the 1980s. In 2009, it was reported that AT4s sold to Venezuela had been captured from FARC insurgents in Colombia, leading Colombia to accuse Venezuela of selling the weapons to the insurgents, thus heightening tensions between the two countries.
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