Where is the 586 area code?

Area code 586 covers Detroit in Michigan, on Detroit.

What time zone is area code 586 in?

Numbers in the 586 area code sit in Detroit.

Is 586 a toll-free or scam area code?

No. 586 is a geographic North American Numbering Plan area code assigned to Michigan. Toll-free numbers use 800, 833, 844, 855, 866, 877 and 888. A call from 586 can still be spoofed, so treat unexpected calls with the usual caution.

Area code lookup

586 area code

Where the 586 area code is, which cities and counties it serves, the local time zone and the overlay codes dialled alongside it.

State: MI
Cities covered: 1
Counties: 1
Time zone: Detroit

Quick answer

Area code 586 serves Detroit in Michigan. It sits in Detroit and covers 1 county and about 12 ZIP codes across the metros we track. Numbers there are also dialled as 231, 248, 313, 517, 734, 947.

Cities in the 586 area code

Each city links to its full local profile: sales tax, housing, income and ZIP codes.

City	County	Time zone	ZIP codes
Detroit, MI	Wayne County	EST/EDT	12

Related area codes

Codes that share or border the same calling area.

586 area code FAQ

The questions people ask about this code.

Where is area code 586?

586 is a geographic area code in Michigan, covering Detroit.

What time is it in the 586 area code?

586 observes Detroit (EST/EDT).

Is 586 a scam area code?

No — it is a normal geographic code, not a toll-free or premium-rate prefix. Caller ID can be spoofed on any code, so verify unexpected callers before sharing information.

Sources & transparency

North American Numbering Plan Administrator (NANPA) area code assignments — area code to geography mapping and overlay relationships
US Census Bureau, American Community Survey 2019-2023 5-year estimates — city, county and ZIP code geography

Last reviewed August 2026. Figures are published for reference and can change; verify with the source agency before filing or contracting. How we build and check this data.