Area code
Area code 947 — Ortonville, MI
Michigan · in service since September 7, 2002
Area code 947 covers parts of Michigan; the place with the most of its prefixes is Ortonville. It is an overlay: 248 serves the same area, so neighbors can have different area codes.
Overlay, same area: 248
Local time in Ortonville
Spam reports from Sep 23 – Oct 22, 2026
Low #374 of 461 codes
102 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneEastern Time
- Local calls10 digits
- Prefixes225 assigned
- Runs out~4Q 2065
- Unwanted call?Block & report
Spam call reports about 947 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 11 |
| Sep 14 | 28 |
| Sep 21 | 21 |
| Sep 28 | 27 |
| Oct 5 | 18 |
| Oct 12 | 28 |
| Oct 19 (4 days) | 17 |
Compared with all codes
- Robocalls
- 62%all codes 75%
- Callers with the same code
- 3%all codes 35%
- Rank by complaints
- #374of 461 · bottom quarter
- FCC complaints, Oct 2025 – Sep 2026
- 294 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 35 23% | |
| Calls pretending to be government, businesses, or family and friends | 13 9% | |
| Dropped call or no message | 6 4% | |
| Medical & prescriptions | 4 3% | |
| Warranties & protection plans | 4 3% | |
| Home improvement & cleaning | 2 1% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Michigan | 60 40% | |
| California | 13 9% | |
| Florida | 10 7% | |
| Illinois | 9 6% | |
| Texas | 6 4% |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 947 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| ORTONVILLE | Ortonville | Oakland County | 39 |
| CLARKSTON | — | — | 33 |
| FARMINGTON | Farmington | Oakland County | 19 |
| SOUTHFIELD | Southfield | Oakland County | 19 |
| BIRMINGHAM | Birmingham | Oakland County | 18 |
| PONTIAC | Pontiac | Oakland County | 14 |
| ROYAL OAK | Royal Oak | Oakland County | 11 |
| MILFDWH LK | — | — | 7 |
| AUBURN HTS | — | — | 6 |
| NORTHVILLE | Northville | spans 2 counties | 6 |
Plus 10 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- Michigan
- Assigned by NANPA
- September 2, 1999
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-320, PL-283, PL-227, PL-209
Source: NANPA, NPA database of Oct 24, 2026.
Is 947 running out of numbers?
Previous forecast (October 2025): 2063, moved later by 2 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 947 prefixes
The five largest of 20 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Verizon Wireless | 73 32% | |
| New Cingular Wireless PCS, LLC | 41 18% | |
| Onvoy, Llcv | 23 10% | |
| Omnipoint Communications Midwest Operations, LLC | 14 6% | |
| Ton80 Communications, LLC | 12 5% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 947
What area code is 947?
A Michigan area code, in service since September 7, 2002.
Where is 947 area code, and what time zone is it in?
Ortonville, MI; Eastern Time.
Why am I getting spam calls from 947?
102 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).
Will 947 get a new area code?
NANPA forecasts exhaust in 4Q 2065; no relief planning listed.