Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — AREA-CODE/679

679 area code

Area code 679 is in Michigan. It covers the same places as 313: Detroit, 50 ZIP codes in Wayne County. Local time there is , Eastern Time. In service since 2025 as an overlay: it covers the same area as 313, so a number from there can have either code.

Time zone
Eastern
Overlays
313
In service since
2025
Rate centres
0
Prefixes assigned
0 (0 numbers)

Who calls from a 679 number

An area code says where a number was issued, not where the caller is: people keep their numbers when they move, and caller ID can be set to show any number, which the FCC calls spoofing. If a call you did not expect asks for money or personal details, the FCC advises hanging up and calling the company back on a number you look up yourself. Unwanted calls can be reported to the FTC at ReportFraud.ftc.gov.

Places in area code 679

679 has no prefixes in use yet. It overlays 313, so it covers the same 1 place, largest first.

Places in area code 679
PlaceZIP codesPopulation
Detroit, MI 46 638,530

ZIP codes in area code 679

50 ZIP codes in 4 towns, by the town each is mailed to, largest first. They are 313's, which 679 overlays. Each links to its own page.

Counties

The counties of its ZIP codes, most residents first, with how many of its ZIP codes each has.

Which code covers where you are now? What area code am I in? answers from your location.

Questions about area code 679

Where is area code 679?

Area code 679 is in Michigan. It covers the same places as 313: Detroit, 50 ZIP codes in Wayne County.

What ZIP codes are in area code 679?

50 ZIP codes, by the town each is mailed to: Detroit (46, 48201 to 48288), Grosse Pointe (2, 48230 to 48236), Melvindale (48122), River Rouge (48218). The full list is on this page.

What time zone is area code 679 in?

Eastern time.

What area codes overlay 679?

313. They cover the same area as 679, so a new number there can be given any of them.

Does a 679 number mean the caller is in Michigan?

Not necessarily. An area code says where the number was first issued. People keep their numbers when they move or switch carriers, and calling software can show any number, so a 679 call can come from anywhere.

Other area codes in Michigan

All 13 Michigan area codes, by area, with the cities each covers

Source: NANPA NPA database, central office code and thousands-block assignments, 2026-10-10. Places are matched to NANPA's rate centres by name; see sources.

Cite this page

zipcodes.pro. “Area code 679.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/area-code/679

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