Criminal Organizations in Philadelphia
- Philadelphia crime family - An Italian American group based in South Philadelphia as well as cities in New Jersey such as Atlantic City and Newark; largest organized crime unit in the area.
- Irish Mob - K&A Gang - Based in Northeast Philadelphia. One of the largest and most violent Irish American gangs in the country.
- Jewish Mafia - See Nig Rosen.
- Greek Mob
- Russian Mob
- Kielbasa Posse - A Polish group based in Port Richmond, Philadelphia.
- Jamaican Posse
- Black Mafia and Junior Black Mafia - An African-American group based in West Philadelphia.
- Latin Kings - Hispanic gang originating in Chicago.
- Warlocks Motorcycle Club - A motorcycle club involved in drug dealing.
- Pagans MC - A motorcycle club involved in drug dealing.
- Sex Money Murda
