Area code 947 – Michigan
947 has served Michigan since 2002, split from 248. 211 of its 786 number blocks are allocated (27%). No carrier dominates: Verizon 34.6%, AT&T 24.6%, Other CLEC / VoIP 13.7%. It shares its geography with overlay codes 248, so local calls take all ten digits. Spam complaints are comparatively rare: 118 in the 33 days to 30 October 2026, 371st of the 422 codes with five or more complaints.
Who holds 947 number blocks
Share of the 211 assigned NXX blocks (26.8% of the 786 possible), across 18 carriers. This is share of number blocks, not of subscribers.
- Verizon34.6%
- AT&T24.6%
- T-Mobile11.8%
- Other CLEC / VoIP11.8%
- Onvoy10.9%
- Bandwidth1.9%
- Dish1.9%
- Peerless0.9%
- Lumen0.5%
- Comcast0.5%
- Twilio0.5%
Spam complaints naming 947
FTC Do Not Call complaints where the caller ID was a 947 number, 28 Sep – 30 Oct 2026 (33 days). Caller IDs on spam calls are frequently spoofed, so these are complaints about the code, not calls proven to originate in it.
Rate centers in 947
NANPA allocates number blocks to rate centers and records their names abbreviated to ten characters, so these are NANPA's codes rather than place names – CHAMPAURBN is Champaign-Urbana, NWYRCYZN01 is a New York City zone. We show them unchanged instead of guessing at the full names. Showing the largest 5 of 20.
Timeline
- 2002 947 goes into service, split from or overlaid on 248.
More about 947
Separate pages for the questions that need their own answer: what time it is there, what the complaint data says, who holds the number blocks, and how the code compares with the one it shares its area with.
Frequently asked about 947
What state is area code 947?
Michigan. It covers the same area as 248/947.
Is a call from 947 a scam?
Not by itself. 947 drew 118 FTC complaints in the 33 days to 30 October 2026, 371st of 422 ranked codes – mid-pack or lower. Spam callers spoof caller IDs, so the only useful check is the full number.
Which carrier owns 947 numbers?
Verizon holds the largest share of assigned number blocks at 34.6%. The rest is spread across 3 other carriers. This is share of number blocks, not of subscribers – people keep their numbers when they switch carriers.
Do I need to dial 10 digits in 947?
Yes – ten digits for local calls in 947, because it shares its area with another code.
Sources and verification
- NANPA – NPA Database (npa_report.csv), file date 11/01/2026, retrieved Nov 1, 2026
- NANPA – CO Code Assignment Records, All States (utilized), file updated 11/01/2026, retrieved Nov 1, 2026
- FTC – Do Not Call Reported Calls Data, 25 daily files 28 Sep – 30 Oct 2026, retrieved Nov 1, 2026
NANPA dialing note for this code: “10D”. Reviewed by the data desk. Spotted an error? Request a correction.