Find any 507- phone number in Minnesota
# Minnesota Area Code 507
The 507 area code serves southern Minnesota and encompasses several important cities including Rochester, Mankato, and Austin. Established in 1961, this area code covers a significant portion of the state's population and geographic area, primarily serving the region south of a line roughly connecting the Twin Cities to the northwest. Rochester, home to the renowned Mayo Clinic, is the largest city within the 507 area code, making it a major economic and healthcare hub for the region. The area code also includes agricultural communities and smaller towns that contribute to the region's diverse economy.
The North American Numbering Plan (NANP) is the standardized system that designates area codes like 507 throughout the United States, Canada, and other North American territories. Administered by the North American Numbering Plan Administrator, this system organizes phone numbers into a hierarchical structure consisting of a three-digit area code, followed by a three-digit exchange code, and a four-digit subscriber number. Area codes are assigned based on geographic regions and population density, with the system designed to efficiently manage telephone resources and facilitate direct dialing. The NANP has evolved since its inception in 1947 to accommodate technological changes and population growth, including the introduction of overlay area codes in densely populated regions where the original area code became exhausted.