Area code 313
Assigned to Michigan.
Area code 313 is a geographic code in the North American Numbering Plan. This region spans more than one time zone.
Other area codes in Michigan: 231, 248, 269, 517, 586, 616, 679, 734, 810, 906, 947, 989.
Is a call from 313 local?
Not necessarily. People keep their numbers when they move, internet phone numbers can be used anywhere, and robocallers often spoof local-looking numbers. Learn about spoofing.