Supply is a small unincorporated community in Brunswick County, North Carolina, USA located around the intersection of US 17 (Ocean Highway) and NC 211 (Southport-Supply Road/Green Swamp Road). Its name is derived from the use of the Lockwoods Folly River as a trade route in the 18th and 19th centuries. Residents of the nearby beach communities of Holden Beach, Oak Island, Ocean Isle, Caswell Beach, and Sunset Beach often used to commute to Supply for goods and other materials.