The 989 area code covers Saginaw, Midland and 127 more places in Michigan.
Area code 989 is in Michigan, on Eastern Time. In the 989 area, phone numbers are given out most in Saginaw County, then Bay and Midland counties. It has been in service since April 7, 2001.
- Where
- 8 counties in Michigan, mostly Saginaw County, Bay County and Midland County
- Time zone
- Eastern Time
- In service since
- April 7, 2001
- Shares its area with
- No other area code
- Prefixes in use
- 724
- How to dial
- Local calls need all 10 digits: 989-555-0142.
Find out who called you from a 989 number.
Enter the full 10-digit number to see who it is listed to and the city and state on the listing. It is the same free check as our who called me lookup. To see only the caller ID name on the number, use our free CNAM lookup. To see whether it is a mobile, a landline or a VoIP line, use our free VoIP checker. To see which carrier a (989) number is on today, use our free carrier lookup.
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Saginaw holds 16% of the phone prefixes in area code 989.
A prefix is the three digits after the area code, and NANPA assigns each one to a town. Counting the 724 prefixes in use shows where 989 numbers are actually given out.
- Saginaw114 prefixes, 16%
- Midland37 prefixes, 5%
- Bay City29 prefixes, 4%
- Mount Pleasant27 prefixes, 4%
- Owosso18 prefixes, 2%
- Gaylord16 prefixes, 2%
- Alma16 prefixes, 2%
- Alpena15 prefixes, 2%
Also served: Saint Johns, Clare, Gladwin and West Branch and 117 smaller places.
Frontier holds the most phone number prefixes in area code 989: 96 of 724.
NANPA, which runs the North American numbering plan, assigns each prefix (the three digits after the area code) to one carrier. Here is how the 724 prefixes in use in 989 divide between carriers; holders this page does not name are grouped as other carriers.
| Carrier | Prefixes | Share |
|---|---|---|
| FrontierLandline company | 96 | 13% |
| Michigan Bell (AT&T)AT&T's landline company | 88 | 12% |
| AT&T MobilityMobile network | 82 | 11% |
| Telnet Worldwide | 63 | 9% |
| T-MobileMobile network | 35 | 5% |
| Level 3 (Lumen)Lumen's business and wholesale network | 33 | 5% |
| 50 other carriers | 327 | 45% |
70% of these prefixes are pooled, which means the blocks of 1,000 numbers inside them can belong to other carriers. Any number can also have been moved to another carrier since, so this shows who holds the prefixes, not who serves a given number.
Want the carrier of one exact number? Our free carrier lookup checks it, because numbers move between carriers.
Source: NANPA central office code assignments, October 1, 2026.
989 has covered the same ground since 2001.
2001
989 starts on April 7, 2001, split off from 517.
A 989 number on your screen can still be a scam, because caller ID is easy to fake.
- Let an unknown call go to voicemail. A real caller leaves a message; a robocaller usually does not.
- Look the number up with the box above before you call back, because calling back tells a robocaller your line is live.
- Hang up on anyone who wants gift cards, crypto or a wire transfer, or asks you to read out a code that was just texted to you.
- Report unwanted robocalls at reportfraud.ftc.gov, or paste a suspicious message into our free scam checker.
The area codes closest to 989 are 231, 810 and 248.
This list measures the distance between the centres of each area, across state lines, and shows codes that share one area together.
These are the questions people ask most about area code 989.
Where is area code 989?
989 covers Saginaw, Midland, Bay City and Mount Pleasant and 125 more places in Michigan. In the 989 area, phone numbers are given out most in Saginaw County, then Bay and Midland counties.
What state is area code 989 in?
Michigan. 989 is a Michigan area code on Eastern Time.
What cities use area code 989?
The places holding the most 989 prefixes are Saginaw, Midland, Bay City, Mount Pleasant, Owosso, Gaylord, Alma and Alpena, out of 129 places in all. The count comes from NANPA's prefix assignments as of October 1, 2026.
Which phone company owns area code 989?
No single phone company owns 989. NANPA's records show Frontier holds the most 989 prefixes, 96 of 724, followed by Michigan Bell (AT&T) and AT&T Mobility. Numbers move between carriers, so check one exact number with a carrier lookup.
What time zone is area code 989 in?
989 is on Eastern Time.
When did area code 989 start?
989 went into service on April 7, 2001, when it was split off from 517.
How do I dial a 989 number?
Local calls need all 10 digits: 989-555-0142.
Is 989 a toll-free number?
No. 989 is a regular area code for Saginaw and Midland in Michigan, not a toll-free one. The toll-free codes in North America are 800, 833, 844, 855, 866, 877 and 888.
What area codes are near 989?
The closest are 231 (Muskegon, Michigan), 810 (Flint, Michigan), 248/947 (Pontiac, Michigan) and 616 (Grand Rapids, Michigan), measured between the centres of each area.
Who called me from a 989 number?
Enter the full 10-digit number in the lookup above. It returns the listed owner where there is a public record, where the number is registered, and whether it is a mobile, a landline or a VoIP line.
Is area code 989 a scam?
989 is a real Michigan area code, so the code itself is not a warning sign. Scam callers fake local-looking numbers on purpose, so judge the call by what the caller asks for, and look the number up before calling back.
Put this lookup on your site: our free area code widget takes two lines of code and shows any US area code's state, time zone and local time.
Source: NANPA, the North American Numbering Plan Administrator: its area code database and prefix assignments, as of October 1, 2026.