Locations for Area Code - 641

Area code 641 covers central and southern Iowa, including cities like Mason City, Ottumwa, and Newton. It was created in 2000 as a split from area code 515 to serve a largely rural and agricultural region. Known for cornfields, wind energy production, and small-town values, 641 is closely tied to Iowa’s heartland identity. The area code allows seven-digit dialing for local calls. It symbolizes community, tradition, and the state's agricultural roots.