Overview of the 679 Area Code
Geographic Coverage of the 679 Area Code
All 18 cities- 645,705
- 106,377
- 61,544
- 61,040
- 38,774
- 27,604
Detroit Area Codes Overview
- 313Same territory
- 679This page
What cities does area code 679 cover?
| City | State | Population | Population in 679 | % of listed-city population | % of City |
|---|---|---|---|---|---|
| Detroit | MI | 645,705 | 645,705 | 59.2% | 100.0% |
| Dearborn | MI | 106,377 | 106,377 | 9.8% | 100.0% |
| Taylor | MI | 61,544 | 55,509 | 5.7% | 90.2% |
| Dearborn Heights | MI | 61,040 | 61,040 | 5.6% | 100.0% |
| Lincoln Park | MI | 38,774 | 38,774 | 3.6% | 100.0% |
| Allen Park | MI | 27,604 | 27,604 | 2.5% | 100.0% |
| Hamtramck | MI | 27,424 | 27,424 | 2.5% | 100.0% |
| Inkster | MI | 25,108 | 19,489 | 2.3% | 77.6% |
| Grosse Pointe Woods | MI | 15,897 | 15,897 | 1.5% | 100.0% |
| Harper Woods | MI | 14,936 | 14,936 | 1.4% | 100.0% |
| Melvindale | MI | 12,401 | 12,401 | 1.1% | 100.0% |
| Grosse Pointe Park | MI | 11,158 | 11,158 | 1.0% | 100.0% |
| Grosse Pointe Farms | MI | 9,794 | 9,794 | 0.9% | 100.0% |
| Ecorse | MI | 8,938 | 8,938 | 0.8% | 100.0% |
| Highland Park | MI | 8,390 | 8,390 | 0.8% | 100.0% |
| River Rouge | MI | 6,877 | 6,877 | 0.6% | 100.0% |
| Grosse Pointe | MI | 5,526 | 5,526 | 0.5% | 100.0% |
| Village of Grosse Pointe Shores | MI | 2,555 | 2,555 | 0.2% | 100.0% |
City population is shown in full; each city's share inside 679 is measured from Census tract centroids.
What counties does area code 679 cover?
| County | State | Population in 679 | % of area-code footprint | % of County |
|---|---|---|---|---|
| Wayne County | MI | 1,132,657 | 100% | 63% |
- Census PEP Vintage 2024 (city populations)
- · 2020 Census tract centroids with NANP and TIGERweb boundaries (footprint, counties, city shares)
- · NANPA NPA report (dates)
- · Methodology
Has area code 679 been reported for unwanted calls?
Yes – 5 FTC complaints, Jun 18 – Sep 30, 2026.
- 40% robocalls
- ↑ 50% vs prior period
- FTC data, retrieved 2026-10-05
Most-reported subjects
- Computer & technical support20%1
- Medical & prescriptions20%1
- Other20%1
Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints.
Frequently Asked Questions about the 679 Area Code
Who called me from a 679 number?
Its 18 cities are led by Detroit, Dearborn, and Taylor.
Is 679 a scam area code?
No: it is an overlay of 313.
Why do I keep getting calls from the 679 area code?
Complaints rose 50% on the prior period.
Should I answer an unknown 679 number?
40% of its FTC complaints were robocalls. Its most-reported subject was "Computer & technical support", at 20%.
How do I block calls from the 679 area code?
Blocking 679 still lets 313 numbers through.
Where is area code 679?
679 covers 18 cities and 1,132,657 residents in Wayne County, Michigan.
When did area code 679 go into service?
679 went into service on November 7, 2025. It was added to overlay 313.
Is 679 a real area code?
Yes: 18 cities in Wayne County use it.
What timezone is the 679 area code in?
679 is on Eastern Time (ET).
How do I call a 679 number from abroad?
Dial +1 679, then the number.