Phillips 66 Wilmington area's oil refinery complex is set to close in 2025, ... Smilin’ Jack and a tank with the Dodgers logo at the Phillips 66 refinery in Wilmington in October 2021.

What to Know. A Phillips 66 refinery complex with sites in Wilmington and Carson will close operations late next year. About 600 employees and 300 contractors work for the refinery complex.