Zip Area Code

Area code 313

Area code 313 is a Michigan area code, in service since 1947.

679 serves the same area as an overlay, so neighbors can have numbers in any of these codes.

Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

It is in the Eastern Time zone.

In service since
1947
Overlays
679
Local dialing
ten digits; dialing 1 plus ten digits also works
Time zone
Eastern Time
ZIP codes
35

Map

Map of the 313 area codeThe shaded area shows where 313 numbers are rated, with the neighboring area codes outlined around it.734248586DetroitDearborn
Approximate 313 coverage, drawn from U.S. Census ZIP code areas and NANPA rate centers. Dashed lines are state borders.

Main cities in area code 313

Overlays and neighboring area codes

Overlay, serving the same area: 679.

Neighboring area codes: 734, 248, 586.

Counties in area code 313

Towns in area code 313