947 Area Code — Troy, MI
Area code 947 serves Troy and 2 other cities in Michigan. Local time follows America/New_York. It overlays with 248, so 10-digit dialling is required.
- State
- Michigan
- Primary city
- Troy
- Timezone
- America/New_York
- In service since
- 2002
- Type
- Overlay
- Overlay codes
- 248
Overlay of 248
Cities Served by 947
The 947 area code covers 3 cities and communities in Michigan.
- Troy
- Pontiac
- Farmington Hills
About Area Code 947
Area code 947 is a North American Numbering Plan (NANP) area code that has been in service since 2002. It is administered by NANPA on behalf of the FCC and serves the Michigan region anchored on Troy.
947 is an overlay code, which means it shares its geographic boundaries with one or more existing area codes (248). Overlays are created when a region exhausts the supply of phone numbers in its original area code. Within an overlay region, residents must dial all 10 digits even for local calls, because the same 7-digit number can exist under multiple area codes.
Mobile numbers in 947 are portable: a person who moved away from Troy may still carry a 947 mobile number on their device. If you receive an unexpected call from a 947 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 (248). See the related codes section below to explore the rest of Michigan.
Other Michigan Area Codes
Continue exploring the Michigan numbering plan.
947 Area Code FAQ
Where is area code 947?
Area code 947 is located in Michigan, primarily serving Troy and surrounding cities including Pontiac, Farmington Hills. The region operates on ET (America/New_York) time.
What state is 947 area code?
947 is a Michigan area code. It was put into service in 2002 as an overlay and shares its geographic footprint with overlay code 248.
Is 947 a scam area code?
947 is a legitimate North American area code allocated by NANPA to Michigan. Like any geographic area code, scammers sometimes spoof 947 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 947 use?
Area code 947 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 947 phone number?
Yes. Use the reverse lookup widget above to enter a full 947 number. NumLocation returns the line type (mobile, landline, VoIP), carrier, rate-center city, and any public listings tied to the number — free.
What's the difference between 947 and 248?
947 and 248 cover the same Michigan geographic area as overlay codes. Calls between them are local, but you must dial all 10 digits. New phone numbers in this region are assigned from either pool depending on what's available with the carrier at signup.