Michigan · Eastern Time  Updated August 2026

Area Code 679

Detroit and surrounding communities

Area code 679 is Detroit’s newest overlay. It went live in November 2025 across the same territory as 313, from Allen Park, Ann Arbor, Auburn Hills and beyond. New numbers are only starting to be issued, so a 679 caller ID is still rare: this guide covers what the code is, who might be calling, and what it means for your own number.

Getting calls from a 679 number? The code is legit, but spoofing is common. Look up the prefix ›
Largest cityDetroit
Local time11:30 AM ET
Shares territory with313
Since2025
Good time to call?Good time to call back
Who called me?

Prefix info and spam patterns.

Is this a scam?

Verdict, current patterns, and free blocking.

Cities & ZIP codes

Every city in the 679, with ZIPs and internet type.

Coverage map

Exactly where area code 679 reaches.

Get a 679 number

New lines, porting, keeping your number.

AT&T in the 679

Home internet, wireless, stores and moving help.

Who called me from area code 679?

Quick answerA real 679 call comes from Detroit or nearby communities, but 679 numbers are brand new and still rare, so treat an unfamiliar one with extra care: caller ID can be spoofed. If there’s no voicemail, let it go: legitimate callers leave messages.
  • No voicemail? Let it go. Real callers leave messages.
  • Recognize the pattern? Check the number in the prefix lookup.
  • Getting repeats? ActiveArmor® blocks and labels them automatically.
  • Same prefix calling again? Compare it against this month’s most-reported prefixes from the region, right on this page.
  • Curious who issued a number? Every assigned prefix belongs to a carrier - the registry will name each 679 prefix as it comes into service.

No 679 spam patterns have been reported yet: the code is too new. Spoofers imitate the established local codes first, so the current patterns below come from the 313 board.

Most-reported 313-region prefixes this monthReviewed August 2026
PrefixReported patternReport volume
(313) 857-XXXXLive callers + robocalls25
(313) 620-XXXXLive callers + robocalls15
(313) 548-XXXXRobocall-heavy11
(313) 732-XXXXLive callers + robocalls11
(313) 261-XXXXLive callers + robocalls6

316 unwanted-call reports naming 679 numbers in FTC Do Not Call complaint data, July 29 – August 13, 2026. Consumer-reported and unverified.

Block spam calls from area code 679 with AT&T ActiveArmor®

Network-level security that screens the calls this page is about - included with AT&T wireless plans:

  • Fraud calls blocked automatically on the network
  • Suspected spam labeled before you answer
  • Caller ID & custom call blocking in the free app
Available with ActiveArmor® Advanced security. Fee required.
  • Reverse number lookup
  • Identity monitoring & identity theft insurance

Included with AT&T wireless plans. Requires compatible device/service and download of the AT&T ActiveArmor® app. Other terms & restrictions apply. May not detect all threats and may block wanted calls. Some features require Advanced mobile security ($7/mo.). See terms.

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Service good for 30 days. Data: Limited to 100GB of data and 25GB of hotspot data. No additional data is available after limit is reached. Video is limited to SD quality. Talk & Text: Includes unlimited talk & text within the U.S. and unlimited text from the U.S. to over 230 countries. Limits: One trial per user. An unlocked, dual eSIM iPhone is required. You’ll receive a trial phone number that belongs to AT&T and is not available to be ported to another carrier or otherwise retained. Trial plan features and details may differ from or be unavailable in other AT&T plans. U.S. only. All terms subject to change at any time.

Is area code 679 a scam?

No. 679 is a legitimate Detroit area code.

It went live in November 2025 as the newest layer over the Detroit region, serving the exact same territory as 313. But legitimacy of the code says nothing about any single call. Scammers spoof local numbers constantly.

The code is realLive since November 2025; carrier prefixes are only beginning to roll out, so 679 numbers are still rare.
Spoofing happens“Neighbor spoofing” fakes local numbers. No voicemail? Let it go.
Screening includedActiveArmor® labels and blocks suspected spam. Included with AT&T wireless plans.

Been targeted? Report it to the FTC at reportfraud.ftc.gov. Reports feed the complaint data that powers spam blocking.

Scam texts from area code 679 numbers

The most common area code 679 text scam is the “wrong number” opener: a friendly message that pretends to know you, then moves the chat to WhatsApp and eventually to an investment pitch.

Scripts currently circulating:

“U at home?” · “Are you busy tomorrow?” · “How are you doing?”
Delivery-problem and job-offer texts that link out to a login page

Don’t reply. A response marks your number as live. Forward scam texts to 7726 (SPAM), and AT&T ActiveArmor® filters known senders automatically.

How number spoofing works in area code 679

Caller ID is easy to forge. Spoofing fakes the number a call displays. The real owner of that 679 number isn’t involved and usually has no idea. That’s why blocking one number rarely stops the calls.

  • A call from a number almost identical to yours(same 679 and prefix) is “mirror spoofing.” A missed call from your own number is never worth returning.
  • Strangers calling you back saying you called them?Your 679 number is being spoofed. It typically passes within days, and you don’t need a new number. Report it at reportfraud.ftc.gov.
  • The caller-ID checkmark:AT&T verifies network calls (STIR/SHAKEN). A verified mark means the displayed number wasn’t faked. No mark doesn’t always mean scam, but treat it with more caution.

Spoofed or not, the rule holds: unexpected caller, no voicemail? Let it go.

679 area code prefix & carrier lookup

The three digits after the area code identify the carrier a number was issued to. 679 is so new that few or no carrier prefixes are in service yet: the registry below shows the standard service codes every area code reserves. Carrier prefixes will appear here as numbers ship; the guide 313 board shows what a mature registry for this region looks like.

This isn’t a reverse phone lookup: no legitimate free service can tell you who owns a specific number. What a prefix does show, once assigned: the carrier that issued it, whether it’s wireless, landline or VoIP, and the community it belongs to.

0 carrier prefixes in the registry yet · checked monthly

PrefixAssignmentLine type
679-211Community servicesService code
679-311City servicesService code
679-411Directory assistanceService code
679-511Traffic informationService code
679-555Reserved (directory / fictional use)Service code
679-611Carrier customer serviceService code
679-700Carrier-specific servicesService code
679-711Telecommunications relayService code
679-811Call before you digService code
679-911Emergency servicesService code
679-950Carrier access (reserved)Service code
679-958Network testing (reserved)Service code
679-959Network testing (reserved)Service code
679-976Premium services (reserved)Service code

Cities & Communities in and around Area Code 679

From Allen Park to Dearborn and Dearborn Heights, these are the communities that call the 679 home. Each city below shows its key ZIP codes, the internet service available there, and a link to local AT&T details.

City / communityKey ZIP codesAT&T internet
Allen Park48101, 48146, 48122Fiber up to 5 GIG
Dearborn48126, 48124, 48120Fiber up to 5 GIG
Dearborn Heights48127, 48128, 48135Fiber up to 5 GIG
Detroit48206, 48202, 48238Fiber up to 5 GIG
Eastpointe48021, 48225, 48089Fiber up to 5 GIG
Ecorse48229, 48218, 48217Fiber up to 5 GIG
Ferndale48220, 48069, 48030Fiber up to 5 GIG
Grosse Pointe48230, 48215, 48224Fiber up to 5 GIG
Grosse Pointe Farms48236, 48230, 48224Fiber up to 5 GIG
Grosse Pointe Park48230, 48215, 48224Fiber up to 5 GIG
Grosse Pointe Woods48236, 48225, 48080Fiber up to 5 GIG
Hamtramck48212, 48211, 48202Fiber up to 5 GIG
Harper Woods48225, 48224, 48021Fiber up to 5 GIG
Hazel Park48030, 48220, 48091Fiber up to 5 GIG
Highland Park48203, 48206, 48212AT&T Internet Air
Lathrup Village48076, 48075, 48072Fiber up to 5 GIG
Lincoln Park48146, 48101, 48229Fiber up to 5 GIG
Madison Heights48071, 48067, 48092Fiber up to 5 GIG

City list: AT&T service-area records and the public numbering registry. Key ZIPs: U.S. Census data for each community. Internet type: AT&T eligibility data, June 2026. Availability is always confirmed at your exact address.

679 area code map

Coverage area

Area code 679 covers the Detroit area: Wayne County. Hover the map to see its outline.

Overlay codes

One more code, 313, covers the exact same territory as 679. Its full guide is linked in the Nearby section below.

Major cities

Detroit, Dearborn, Livonia, Canton, Westland, Taylor.

Where 679 sits in MichiganAll 13 codes ›
679

Your code is the blue pill. Hover any neighbor to see its code; tap to open it.

DetroitDearbornLivoniaCantonWestlandTaylor
679
Detroit
Take the map with youPrintable one-page map of the 679 region with cities and county lines, plus a QR code back to this page.↓  Download the printable PDF

Counties covered by the 679 area code

The 679 area code serves 4 counties in Michigan - the largest by population below.

Wayne County
Share of combined population71%
Population1,771,063
Washtenaw County
Share of combined population15%
Population373,875
Livingston County
Share of combined population8%
Population196,976
Monroe County
Share of combined population6%
Population156,045

All 4 counties: Livingston, Monroe, Washtenaw, Wayne.

Counties are served in whole or in part; population is U.S. Census Bureau ACS 2023.

The 679, explained

Area code 679: more than a number in Detroit

In Detroit, a new area code is a population milestone. The 679 went live in November 2025, the second code layered over the same territory as 313, and the clearest sign yet of how the region keeps growing. Carrying one today marks you as one of the area’s newest arrivals: the numbers are only beginning to ship.

The map tells its own story: Detroit and surrounding communities, one territory now served by 313 together with 679. Nothing about the coverage changes; the region simply has a deeper pool of numbers.

Keeping a 679 matters here. An existing 679 number ports to a new phone, a new carrier, or a new AT&T line, and stays yours anywhere in the U.S.

Need a new local number? Shop plans Keep your 679: bring it to AT&T
AT&T in the 679

Internet, wireless & stores in the 679

AT&T home internet in area code 679

AT&T home internet serves communities across area code 679, with AT&T Fiber where it’s built and AT&T Internet Air covering the gaps. Availability is decided address by address; every community in the table above links to its local internet page.

No data capsNo annual contractNo equipment fees

AT&T Fiber: Ltd. avail/areas. Speeds based on wired connection. Actual speeds vary. For 5-GIG, single device wired speed maximum 4.7Gbps. For more info., visit att.com/speed101. AT&T Internet Air: AT&T Internet Air not available in all areas. In rare cases, if your usage is contributing to congestion on the network, AT&T will greatly reduce your speed for a minimum of 30 min.

Pair it with wireless in an internet + wireless bundle. Run a business in the 679? AT&T Business Internet is available at many addresses.

Family streaming together on AT&T home internet
Fiber install day in the 679Check your address ›

Moving to area code 679?

Set up home internet in area code 679 before the boxes arrive, and find your new community in the table above or check your exact address below.

Your number moves with you: port your 679 number from anywhere, or keep your old number when you arrive. An AT&T store nearby can handle the whole switch in one visit.

1 · Check your addressSee Fiber or AT&T Internet Air availability in seconds.
2 · Schedule for move-in dayInstall lined up before the boxes arrive.
3 · Keep your numberYour mobile number ports; your internet moves.
Couple setting up internet on a laptop among moving boxes
Get set up before move-in dayPlan your move ›

AT&T wireless in area code 679

AT&T’s 5G network covers most of area code 679. ActiveArmor® spam blocking is included with every unlimited plan, your 679 number stays yours, and great cell phone deals in Detroit are a tap away.

5G across the 679ActiveArmor® includedKeep your 679 number

AT&T may temporarily slow data speeds if the network is busy. 5G req’s compatible plan & device. Coverage not available everywhere. Learn more at att.com/5Gforyou.

Need a new 679 number? Ask when you activate a line, and porting an existing 679 number keeps it yours.

See the AT&T wireless coverage map for the 679 ›

Woman smiling at her phone on an Detroit street
Stay connected across DetroitShop wireless plans ›

Get a 679 phone number

New 679 numbers are issued as existing numbers recycle back into the pool. When you activate a new line, personal or business, you can pick your area code during activation. Already have one you love? Porting protects it when you switch.

For you

Pick a 679 during new-line activation - in the app or in a store. Moving to Detroit? Port your number in, or start fresh with a local one.

Shop AT&T wireless plans ›

For your business

A 679 number on your signage and caller ID reads as established in Detroit - and local numbers see higher answer rates than out-of-area or toll-free lines.

Explore Business wireless ›

AT&T stores in area code 679

Looking for cell phone stores in area code 679? These stores answer on 679 numbers - walk in for switching, porting, upgrades and hands-on help:

Every AT&T store in the region, company owned and authorized retailer alike, each with its own store page.

AT&T store employee helping a customer with her phone
Real help from real people in DetroitFind your store ›

All AT&T stores in the 679 region

Every store below answers on a local 313-region number. Tap any number to call.

11 AT&T stores with 679 numbers

International Calling from Area Code 679

Calling abroad from area code 679? AT&T International Calling adds discounted or unlimited rates to 200+ countries on top of your existing plan, and unlimited texting from the U.S. to 200+ destinations is already included on AT&T unlimited plans.

Calling area code 679 from overseas? Dial your country’s exit code, then 1 679 and the number - full steps in How to dial a 679 number.

Where the 679 calls most:IndiaMexicoIraqCanadaChina

Top places of birth among foreign-born residents of the 679’s counties, U.S. Census Bureau ACS 2023.

Calling abroad from a 679 number: dial 011 + country code + number (or just + on a mobile).

International Calling and International Day Pass® availability, rates and included destinations vary by plan; see att.com for the current country list.

Traveling abroad instead? International Day Pass® takes your AT&T wireless talk, text and data with you for a flat daily rate. Not an AT&T wireless customer yet? Try AT&T Wireless free for 30 days.

Father and son waving during a video call with family abroad
Detroit calls the worldSee international plans ›

679 area code quick facts & dialing

Time zoneEastern
Overlays313same map, same region
In service2025newest layer over the 313 region
Dialing10 digitsrequired across the region
Toll-free?Nogeographic code
Population3.95Mcounties served, Census 2023

How to dial a 679 number

ScenarioFormatExample
Local call (within the region)679 + 7-digit number(679) 555-0100
Long distance (within the U.S.)1 + 679 + 7-digit number1 (679) 555-0100
Calling 679 from another country+1 679 + 7-digit number+1 679 555 0100
From a mobile phone(679) + 7-digit number(679) 555-0100

A short history of area code 679

Approved as numbering relief for the 313 region and live since November 2025, 679 is the second code to serve this territory. It exists for one reason: the region keeps growing, and the 313 pool of assignable numbers was running low.

1947Assigned as one of the original 86 codes
1993Territory split off as 810
1997Territory split off as 734
2025679 goes live as an overlay in November

Area code 679 vs the related codes

CodeAddedTypeWhere it works
6792025OverlayDetroit and surrounding communities
3131947OriginalSame territory as 679

Same rates, same local dialing: a number from any code in the region works exactly like a 679.

Nearby & related area codes

Browse area codes by state: Michigan (13) · California (41) · Texas (29) · Florida (23) · all 50 states ›

Area code 679 FAQ

What area code is 679?
679 is the newest area code for Detroit and the surrounding communities in Michigan. It went live in November 2025 and covers the exact same territory as 313.
Is area code 679 real or a scam?
679 is a legitimate Michigan area code, but it is brand new and numbers are still rare. If you get a 679 call today and you don’t know anyone with a new local number, be cautious: spoofing a new code is a known scam tactic. AT&T ActiveArmor labels suspected spam automatically.
Why did the 313 region get another area code?
Growth. The 313 pool was projected to run out of assignable numbers, so regulators approved 679 as an all-services overlay. Nothing changes for existing numbers; new lines simply start drawing from the new code.
Does 679 change my existing number?
No. Overlays never change existing numbers. Your 313 number stays exactly as it is; 679 only affects newly issued numbers.
How do I get a 679 number?
You don’t choose it directly: carriers assign numbers from whichever local code has inventory. As the older pool empties, new AT&T lines in the region will increasingly come with 679. There is no fee or action needed.
What area does 679 cover?
The full 313 territory: Wayne County, including Allen Park, Ann Arbor, Auburn Hills and the communities listed on this page.
When did 679 go live?
November 2025. It was approved as relief for the 313 numbering region, and carriers began activating it then. Numbers are still being issued gradually.
What time zone is area code 679?
Eastern Time: UTC-5 in winter, UTC-4 during daylight saving. The live local time is at the top of this page.
How do I dial a 679 number?
Dial all 10 digits: 679 plus the seven-digit number, the same as every code in the region. From outside the U.S., add the +1 country code first.
Why did I get a call from a 679 number?
Either someone with a brand-new local number, or a spoofed caller ID. Because 679 numbers are still scarce, an unfamiliar 679 call deserves more suspicion than a 313 call. Let it go to voicemail; real callers leave messages.
Is 679 a toll-free number?
No. 679 is a geographic area code for the Detroit region, not a toll-free prefix. U.S. toll-free numbers start with 800, 888, 877, 866, 855, 844 or 833.
What’s the difference between 679 and 313?
Age, and nothing else that matters day to day. 313 is the region’s established code; 679 is the 2025 newcomer. They cover the same map, calls between them are local, and both dial with 10 digits.
Can I keep a 679 number if I move?
Yes. Numbers port: a 679 number goes with you to a new phone, a new carrier or a new city anywhere in the U.S., just like any other area code.
Why did I get a text message from a 679 number?
Treat it carefully. Scam texts often rotate onto new codes because the numbers have no reputation yet. Don’t reply or tap links; forward the text to 7726 (SPAM) and delete it. AT&T ActiveArmor filters known scam senders automatically.
Will a 679 number work everywhere?
Yes. It’s a standard North American number: calls, texts and apps treat it like any local number. Some older web forms may not recognize very new codes at first; that resolves as databases update.
Sources: city and store data from AT&T records; prefix and carrier assignments from the public numbering registry (pulled July 2026). Facts regenerate monthly.
Check AT&T availability at your address
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