The address is in the Southern Estates Mobile Home Park off Lizzie Mill Road. The call first came in at 2:20 p.m.
Investigators said Lacey Holmes got a shotgun and fired at the man he was arguing with. One person was hit in the chest. Another person was wounded in the arm with a stray pellet.
The victims were rushed to WakeMed Hospital. They have non-life threatening injuries and are expected to be okay.
Holmes was in the Johnston County Jail under a $120,000 bond.