Area codes / Nebraska / 308
The 308 area code
308 is an area code in Nebraska, in the Central and Mountain time zones. Get a local 308 number for your business, shared by everyone who answers it, or bring the 308 number you already have.
308 at a glance
- State
- Nebraska
- Time zone
- Central and Mountain
- In service since
- 1955
- Overlay
- None: the only code for its area
- Local calls
- Seven-digit dialing within the area code
Get a 308 business number
When you sign up for Onyx Phone, you pick a local number by area code: search 308, narrow it by the next three digits or the last four if you want something memorable, and it's yours on the spot. Which numbers are free changes daily.
The number rings everyone you assign to it, in the browser, on the iPhone and Android apps, and on desk phones, and texts from it are unlimited once US carriers approve your business. Your plan includes one number for each user, and more numbers are $5 a month.
Calling 308 customers
Local calls within 308 can be dialed with seven digits. 308 spans the Central and Mountain time zones, so the local time depends on where the caller is.
Calls from Onyx Phone show your business number, and once your business is verified, your caller ID name too, so 308 customers see who's calling.
Questions about area code 308
What state is area code 308?
Area code 308 is in Nebraska.
What time zone is area code 308 in?
Area code 308 covers places in the Central and Mountain time zones, so check which one a caller is in before you call early or late.
Is 308 an overlay area code?
No. Today 308 is the only area code for its part of Nebraska.
Can I get a 308 business number?
Onyx Phone sells US local numbers. When you pick your number, search the 308 area code; which numbers are free changes daily.
Can I keep the 308 number I already have?
Yes. Moving a number to Onyx Phone is free on every plan and usually takes 3 to 7 business days. You answer on a temporary number until it moves.
Included on every plan
Starter is $17, Business is $29, Scale is $42 per user a month, or less billed yearly. The plan includes a business number for each user and unlimited calling and texting in the US and Canada. Every plan starts with a 7-day free trial, and moving your current number over is free.
Area code data from the North American Numbering Plan Administrator (NANPA), file of October 24, 2026.