The 308 area code covers Grand Island, Kearney and 154 more places in Nebraska.
Area code 308 is in Nebraska, on Central Time and Mountain Time. In the 308 area, phone numbers are given out most in Hall County, then Buffalo and Scotts Bluff counties. It has been in service since 1955.
- Where
- 8 counties in Nebraska, mostly Hall County, Buffalo County and Scotts Bluff County
- Time zone
- Central Time and Mountain Time
- In service since
- 1955
- Shares its area with
- No other area code
- Prefixes in use
- 463
- How to dial
- Local calls inside 308 can still be dialed with just 7 digits.
Find out who called you from a 308 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 (308) number is on today, use our free carrier lookup.
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Grand Island holds 9% of the phone prefixes in area code 308.
A prefix is the three digits after the area code, and NANPA assigns each one to a town. Counting the 463 prefixes in use shows where 308 numbers are actually given out.
- Grand Island40 prefixes, 9%
- Kearney20 prefixes, 4%
- Scottsbluff17 prefixes, 4%
- North Platte16 prefixes, 3%
- Mc Cook8 prefixes, 2%
- Lexington8 prefixes, 2%
- Sidney6 prefixes, 1%
- Minden6 prefixes, 1%
Also served: Alliance, Thedford, Chadron and Holdrege and 144 smaller places.
AT&T Mobility holds the most phone number prefixes in area code 308: 58 of 463.
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 463 prefixes in use in 308 divide between carriers; holders this page does not name are grouped as other carriers.
| Carrier | Prefixes | Share |
|---|---|---|
| AT&T MobilityMobile network | 58 | 13% |
| Qwest (Lumen)Lumen's landline company | 42 | 9% |
| Great Plains Communications | 30 | 6% |
| FrontierLandline company | 28 | 6% |
| Level 3 (Lumen)Lumen's business and wholesale network | 20 | 4% |
| Nebraska Central Telephone | 20 | 4% |
| 54 other carriers | 265 | 57% |
62% 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.
308 has covered the same ground since 1955.
1955
308 goes into service.
A 308 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 308 are 402, 785 and 605.
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 308.
Where is area code 308?
308 covers Grand Island, Kearney, Scottsbluff and North Platte and 152 more places in Nebraska. In the 308 area, phone numbers are given out most in Hall County, then Buffalo and Scotts Bluff counties.
What state is area code 308 in?
Nebraska. 308 is a Nebraska area code on Central Time and Mountain Time.
What cities use area code 308?
The places holding the most 308 prefixes are Grand Island, Kearney, Scottsbluff, North Platte, Mc Cook, Lexington, Sidney and Minden, out of 156 places in all. The count comes from NANPA's prefix assignments as of October 1, 2026.
Which phone company owns area code 308?
No single phone company owns 308. NANPA's records show AT&T Mobility holds the most 308 prefixes, 58 of 463, followed by Qwest (Lumen) and Great Plains Communications. Numbers move between carriers, so check one exact number with a carrier lookup.
What time zone is area code 308 in?
308 is on Central Time and Mountain Time.
When did area code 308 start?
308 went into service in 1955.
How do I dial a 308 number?
Local calls inside 308 can still be dialed with just 7 digits.
Is 308 a toll-free number?
No. 308 is a regular area code for Grand Island and Kearney in Nebraska, 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 308?
The closest are 402/531 (Omaha, Nebraska), 785 (Topeka, Kansas), 605 (Sioux Falls, South Dakota) and 303/720/983 (Denver, Colorado), measured between the centres of each area.
Who called me from a 308 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 308 a scam?
308 is a real Nebraska 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.