How many area codes does Ohio have?

Ohio has 12 active geographic area codes in the North American Numbering Plan: 216, 220, 234, 330, 380, 419, 440, 513, 567, 614, 740, 937. Each code serves a distinct region or acts as an overlay for a high-demand metro area.

What is the oldest area code in Ohio?

The oldest area code in Ohio is 216, assigned in 1947. It serves Cleveland and the Greater Cleveland region. 216 is one of the original 86 area codes created when the North American Numbering Plan was first established.

Can I get a Ohio phone number from anywhere?

Yes. DialPhone virtual phone numbers are not tied to a physical location. You can get a Ohio area code number and use it from any device — desktop, mobile, or browser — anywhere with an internet connection. This makes Ohio numbers ideal for remote teams, distributed businesses, and sales teams targeting Ohio customers.

How much does a Ohio area code number cost?

DialPhone plans start at $24 per user per month on the Core plan. Every plan includes your choice of Ohio area code number, unlimited US and Canada calling, business SMS, AI call captions, and a free 14-day trial — no credit card required. See the DialPhone pricing page for current tier details.

Can I port my existing Ohio number to DialPhone?

Yes. DialPhone supports free number porting from any major US or Canadian carrier, including existing Ohio area code numbers. Porting typically completes in 2 to 5 business days with zero service interruption. See the complete number porting guide for step-by-step instructions.

What time zones are used in Ohio?

Ohio area codes span the ET time zone. When scheduling calls with Ohio customers, verify the specific area code's time zone to avoid calling outside business hours.

Area Codes in Ohio — Local Business Phone Numbers

Quick answer

Ohio has 12 active geographic area codes covering Columbus, Cincinnati, Akron. The most-recognized codes are 614, 513, 216, serving Columbus and the Columbus Metro region.

Total codes: 12
Top metro: Columbus
Time zone: ET
Largest code: 380 (Columbus)

By Darshan M

Growth Operations Lead at DialPhone · Verified against NANPA data

Area codes in Ohio

Ohio is served by 12 active geographic area codes in the North American Numbering Plan. These codes were assigned between 1947 and 2014 as population and call demand grew across the state.

Code	Primary City	Region	Established	Overlay Codes	Population
216	Cleveland	Greater Cleveland	1947	436	1,200,000
220	Zanesville	Central-Eastern Ohio	2000	—	600,000
234	Akron	Northeastern Ohio	2001	330	1,300,000
330	Akron	Northeastern Ohio	1996	234	1,300,000
380	Columbus	Columbus Metro	2014	614	2,100,000
419	Toledo	Northwestern Ohio	1947	567	800,000
440	Lorain	Cleveland Suburbs (NE/SW)	1996	—	900,000
513	Cincinnati	Greater Cincinnati	1947	—	1,500,000
567	Toledo	Northwestern Ohio	2002	419	800,000
614	Columbus	Columbus Metro	1947	380	2,100,000
740	Newark	Southeastern Ohio	1997	220	700,000
937	Dayton	Dayton Metro	1996	326	800,000

Time zones in Ohio

All area codes in Ohio fall in the ET time zone.

ET — area codes: 216, 220, 234, 330, 380, 419, 440, 513, 567, 614, 740, 937

Top metros and their area codes

Below are the primary cities in Ohio and the area codes that serve each metro. Cities with multiple codes share geography due to overlay assignments added as demand grew.

Akron — 234 , 330
Cincinnati — 513
Cleveland — 216
Columbus — 380 , 614
Dayton — 937
Lorain — 440
Newark — 740
Toledo — 419 , 567
Zanesville — 220

Why get a local Ohio number?

A Ohio area code number gives your business three core advantages:

Local trust signal. Customers in Ohio recognize local area codes as their own. A familiar caller ID builds immediate credibility for service businesses, sales teams, and patient communication.
Higher answer rate. Calls from a local area code are answered far more often than toll-free or out-of-area numbers — industry data puts the lift at 20–40%. That difference matters most for outbound sales, appointment confirmations, and service callbacks.
Targeted marketing. Advertising a local Ohio number on print, radio, digital, and outdoor channels converts better than a national 800 number for audiences who prefer doing business locally.

How to get a Ohio area code number with DialPhone

Setting up a Ohio business number takes under 10 minutes:

Sign up for a DialPhone plan. Choose any plan starting at $24/user/month. Free 14-day trial, no credit card required.
Search available Ohio numbers. Filter the DialPhone number inventory by state, area code, city, or number pattern.
Choose your number and configure. Assign your new Ohio number to a user or team, configure call routing, voicemail, AI receptionist, and business SMS.
Port your existing number (optional). Already have a Ohio number? Free number porting completes in 2 to 5 business days with zero service interruption.