586 Area Code — Warren, MI
Area code 586 serves Warren and 3 other cities in Michigan. Local time follows America/New_York. It has no overlay codes.
- State
- Michigan
- Primary city
- Warren
- Timezone
- America/New_York
- In service since
- 2001
- Type
- Geographic
- Overlay codes
- None
Cities Served by 586
The 586 area code covers 4 cities and communities in Michigan.
- Warren
- Sterling Heights
- Macomb
- Roseville
About Area Code 586
Area code 586 is a North American Numbering Plan (NANP) area code that has been in service since 2001. It is administered by NANPA on behalf of the FCC and serves the Michigan region anchored on Warren.
586 is currently a single-coverage geographic area code with no overlays. This means a 7-digit number in this area code is unique within its rate centers, though best-practice is always to dial the full 10-digit number when contacting a 586 line.
Mobile numbers in 586 are portable: a person who moved away from Warren may still carry a 586 mobile number on their device. If you receive an unexpected call from a 586 number, run it through the reverse lookup tool above for the most accurate, free identification.
If you live or do business in Michigan, you may also interact with neighbouring or overlay codes. See the related codes section below to explore the rest of Michigan.
Other Michigan Area Codes
Continue exploring the Michigan numbering plan.
586 Area Code FAQ
Where is area code 586?
Area code 586 is located in Michigan, primarily serving Warren and surrounding cities including Sterling Heights, Macomb, Roseville. The region operates on ET (America/New_York) time.
What state is 586 area code?
586 is a Michigan area code. It was put into service in 2001 and has no overlay codes — it covers its geographic area exclusively.
Is 586 a scam area code?
586 is a legitimate North American area code allocated by NANPA to Michigan. Like any geographic area code, scammers sometimes spoof 586 numbers — judge each call by content (urgent demands, unfamiliar transfers) rather than the area code alone. Run the specific number through our reverse lookup if you're unsure.
What time zone does 586 use?
Area code 586 operates on ET (America/New_York). Numbers in this area code follow standard Michigan time-zone rules including any daylight-saving transitions for that region.
Can I look up a specific 586 phone number?
Yes. Use the reverse lookup widget above to enter a full 586 number. NumLocation returns the line type (mobile, landline, VoIP), carrier, rate-center city, and any public listings tied to the number — free.