506 SQUAD refers to a small gang in east coast Canada. Named after it's origination area code(506), they are the kind of gang that cleans up thier hood from crack heads and drug pushers. Also called "The SQUAD" or simply "506". Their flag color is green. They welcome any new members and they have no true leader. rep if you wish.
"Yo man, you still puttin' it down for the 506?" Or, "506 SQUAD for life!"