Area Code 947
Michigan
Area code 947 serves Michigan, primarily Livonia, in the Eastern Time (ET) time zone. It is an overlay area code sharing territory with area code 248.
Overlay Area Code
This area code is part of an overlay region, meaning the same geographic area is served by multiple area codes. Overlay codes were introduced to meet growing demand for phone numbers without requiring existing customers to change their numbers.
This area code shares its geographic region with: area code 248 (Livonia).
In service since: 07-Sep-2002
Demographics & Economics
- Total Population
- 1,634,744
- Population Density
- 1,003 people/sq miabove U.S. average (U.S.: 93 people/sq mi)
- Median Household Income
- $95,296above U.S. median (U.S.: $75,144)
- Poverty Rate
- 8.8%below U.S. average (U.S.: 11.5%)
- Unemployment Rate
- 5.0%above U.S. average (U.S.: 3.6%)
- Education Attainment
- Bachelor's Degree+47.3%above U.S. average (U.S.: 33.7%)High School or Lower21.4%
Statistics are population-weighted aggregations from Census ACS 5-year estimates. Population figures are approximate — see Sources & Methodology for details on how area code populations are derived.
See how this area code compares to all US area codes in the income ranking and density ranking.
Time Zone
- Eastern Time (ET)
NANPA Relief Status
According to the latest NANPA analysis (July 2026), this area code is not currently listed as exhausting within the next 36 months. No relief planning is in progress for this NPA.
Source: NANPA NPA Relief Planning Reports · See all relief planning statuses
Current Time
Prefix Utilization
Geographic Coverage
State
MI
Major Cities
- Livonia
- Troy
- Farmington Hills
- Rochester Hills
- Southfield
- Novi
- Pontiac
- Royal Oak
- Oak Park
- Madison Heights
- Auburn Hills
- Birmingham
- Ferndale
- Wixom
- Berkley
- Hazel Park
- Rochester
- South Lyon
- Farmington
- Clawson
- Beverly Hills
- Walled Lake
- Milford
- Huntington Woods
and 19 more cities
History
Area code 947 serves as an overlay for the same territory as area code 248. It was introduced in 2002 to provide additional phone number capacity for the region. It shares its territory with area code area code 248.
Demographics
The estimated population served by area code 947 is approximately 1,634,744. The population density is 1,003 people per square mile, which is higher than the national average of 93. The median household income is $95,296, which is higher than the national median of $75,144. Approximately 47.3% of adults hold a bachelor's degree or higher, compared to the national rate of 33.7%. This rate is higher than the national average. The poverty rate stands at 8.8%, which is lower than the national rate of 11.5%.
County Coverage
Population-weighted county share based on aggregated ZCTA population (100% = total mapped population for area code 947).
| County | Population | Share |
|---|---|---|
| Oakland, MI | 1,300,192 | 79.5% |
| Washtenaw, MI | 85,623 | 5.2% |
| Wayne, MI | 78,714 | 4.8% |
| Livingston, MI | 67,524 | 4.1% |
| Lapeer, MI | 39,130 | 2.4% |
| Genesee, MI | 35,730 | 2.2% |
| Macomb, MI | 27,831 | 1.7% |
Area Code 947 Family Tree
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Area code 947 was originally assigned in 07-Sep-2002 to serve MI.
Call Context
This area code covers a geographic region across MI, including Livonia and surrounding communities.
Nearby Area Codes
Area codes geographically closest to 947.
Other Area Codes in Michigan
Area codes that also serve Michigan, linked for easy comparison.