Eastern Michigan’s area code 810 includes Flint, Port Huron, and Lapeer, born from a 1993 split with 313. This region reflects Michigan’s automotive legacy, small-town resilience, and Great Lakes geography. Flint’s challenges and revival efforts have brought national attention, while Port Huron anchors a vibrant shoreline. From factory towns to freshwater bays, 810 tells a gritty and hopeful story.