- Main article: Marlo Stanfield
- Main article: Chris Partlow
Partlow is Marlo Stanfield's second-in-command and enforcer in his drug dealing operation.
- Main article: Monk Metcalf
Monk is a lieutenant in the Stanfield organization, and the third most recognized leader of the Stanfield Organization.
- Main article: Savino Bratton
Savino is one of five prominent enforcers of the Barksdale Organization in Season 1. He is shown as a cocky, but loyal soldier to his crew, evident by his lack of reluctance to take the fall for one of the organization's mishaps with the police and spend time in prison.Savino involved himself in the Stanfield crew's hunt for Omar after the latter returned back for the death of Butchie and narrowly escaped an ambush attempt by Chris Partlow, Snoop, O-Dog and Michael Lee.
Felicia "Snoop" PearsonEdit
- Main article: Snoop Pearson
One of the chief enforcers in the Stanfield Organization, along with Chris Partlow.
Calvin "Cheese" WagstaffEdit
- Main article: Cheese Wagstaff
- Main article: Michael Lee
Michael Lee is a soft-spoken middle school pupil who gets taken under the wing of Stanfield and Partlow in season four and trained as a soldier.
Darius "O-Dog" HillEdit
- Main article: O-Dog
- Main article: Ray-Ray
Ray-Ray is a bodyguard for Marlo and seen as a background character during season 3 & 4.
Preston "Bodie" BroadusEdit
- Main article: Bodie Broadus
Bodie was a dealer who came of age working for Avon Barksdale. After the Barksdale organization dissolves, he is briefly independent (supplied by the New Day Co-Op) until Marlo forces him to join his crew. He is shot by O Dog after being seen having a conversation with McNulty, because Marlo suspects he may be a snitch.
- Main article: Poot Carr
Poot is a loyal drug dealer for the Barksdale organization, who serves brief prison time for his crimes. By the end of the series he is working at a shoe store attempting to distance himself from the game after growing tired of it and reeling from the loss of many friends.
- Main article: Namond Brice
Namond is the Son of Barksdale Main Soldier Wee-Bey Brice and work for Bodie who has problems with namond out of respect for his father. Later work for Marlo after Bodie is force to join Marlo and his gang where he gets his own package.
Duquan "Dukie" WeemsEdit
- Main article: Dukie Weems
Is a friend of Michael and Namond. He works For Michael in Season 5 for a short time due to not getting respect from Michael's Crew. He later becomes Michael's Brother babysitter. He lives in extreme poverty and often smells.
- Main article: Fruit
- Main article: Jamal
- Main article: Justin
- Main article: Boo
Boo is a minor corner boy, he normally works on Fruit's corner and he is later shot to death by Slim Charles in a drive-by.
- Main article: Kenard
- Main article: Little Kevin
- Main article: Spider
- Main article: Vinson
Old Face AndreEdit
- Main article: Old Face Andre
Organization's victims Edit
- Unnamed victim: Murdered by Marlo Stanfield. (200?)
- Pooh Bear: Shot in both chest and mouth by Marlo Stanfield. (200?)
- Chipper: Shot in the head through a car window. (2004)
- Country: Execution gunshot by Stanfield dealers. (2004)
- Rico: Shot through a motorbike drive-by by Snoop, on orders from Marlo. (2004)
- Tatar: Shot through a car drive-by by Chris Partlow. (2004)
- Devonne: Shot in one each tit and mouth by Marlo Stanfield, for trying to double cross him. (2004)
- Unknown dealer: Shot in the head with a silencer. (2006)
- Lex: Murdered in the vacant by Chris and Snoop, for killing Fruit. (2006)
- Security guard: Murdered in the vacant for talking back to Marlo. (2006)
- Delivery lady: Shot to death by Chris Partlow, murdered to frame Omar. (2006)
- New York boy: Shot in the head by Chris Partlow. (2006)
- Old Face Andre: Shot in a vacant by Chris and Snoop. (2006)
- Little Kevin: Shot to death in a vacant. (2006)
- Devar Manigault: Beaten to death by Chris Partlow, for sexual abusing Michael. (2006)
- Bodie Broadus: Shot in the head by O-Dog, as Marlo believed he was a informant. (2006)
- Unnamed corner boy #1: Shot in the head by Michael Lee, to prove himself to Marlo & Chris. (2006)
- Unnamed corner boy #2: Gunned down by Snoop. (2008)
- Junebug & 2 associates: Shot to death by Chris & Snoop for saying Marlo was secretly gay. (2008)
- Butchie's bodyguard: Shot in the head by Snoop. (2008)
- Butchie: Shot and tortured to death by Chris Partlow, Snoop assisted. (2008)
- Hungry Man: Shot to death by Cheese Wagstaff on orders by Marlo. (2008)
- Proposition Joe: Shot in the head by Chris Partlow, on orders from Marlo Stanfield. (2008)
- Donnie: Shot by Chris during an ambush. (2008)