This Martin County, Florida city with area code 772 is located on what coast?
Area code 772:  It covers Sebastian, Fellsmere, Vero Beach, Fort Pierce, Port St. Lucie, Jensen Beach, Stuart, Hobe Sound, Indiantown, and other areas in east central Florida. Stuart, Florida: Stuart is a city in, and the seat of, Martin County, Florida, United States. Stuart, Florida:  Located on Florida's Treasure Coast, Stuart is the largest of four incorporated municipalities in Martin County.
Florida's Treasure Coast