Area code 308
Where the 308 area code is, its overlay and how to dial a +1 308 number from anywhere.
The 308 area code is in Grand Island, Nebraska, United States (CM). To call from abroad: +1 308 555-0123.
The 308 area code is a geographic North American Numbering Plan (NANP) code covering Grand Island, Nebraska. It has been in service since 01-Jan-1955 and sits in the CM time zone.
How to dial a 308 number
+1 308 555-01231 308 555-0123Cities in the 308 area code
A 308 number is usually in one of these places in Nebraska — 3 counties.
Other Nebraska area codes
Frequently asked questions
Where is the 308 area code?
The 308 area code is in Grand Island, Nebraska, United States (CM).
Do I have to dial 10 digits for 308?
Local calls within 308 may use seven digits; ten-digit dialling always works.
How do I call a 308 number from another country?
Dial your exit code (or +), then 1, then 308, then the number: +1 308 555-0123.
Source: NANPA numbering plan. An area code covers a region, not a precise address — a 308 number does not pinpoint a street or ZIP code.
Missed a call from +1 308?
In the 30 days to September 24, 2026, 145 unwanted calls showing a 308 number were reported to the US Federal Trade Commission, 59% of them recorded messages or robocalls. That puts 308 at #358 of 670 area codes reported.
- If you do not know anyone in Nebraska, do not call back: a genuine caller will leave a message or send a text.
- Scammers fake the number shown on caller ID, so a 308 number can hide a caller anywhere in the world.
- Never give a code received by text or a bank detail to an unknown caller. In the US, calls can be reported at reportfraud.ftc.gov.
Who issues +1 308 numbers
Phone companies hold blocks of numbers in each area code. The main holders in 308:
About 23.5% of the 485 prefixes in use belong to mobile carriers: a 308 number is often a cell phone, and it may have moved to another carrier since.
Sources: FTC Do Not Call reported calls (numbers as reported by consumers, not verified), NANPA central office code assignments.
All US area codes United States +1 Map of area code 308 — cities & rate centres