Locations for Area Code - 947

Area code 947 is an overlay for 248, serving the northern suburbs of Detroit, Michigan, including Troy, Southfield, Farmington Hills, and Royal Oak. Introduced in 2002, it supports one of Michigan’s most affluent and commercially active regions. Ten-digit dialing is required. The area includes major business centers, healthcare institutions, and residential communities. Area code 947 complements 248 as part of metro Detroit’s suburban fabric and is frequently associated with automotive industry ties, professional employment hubs, and suburban growth in southeast Michigan.