Ohio area codes: full list with cities and how to dial
Ohio has roughly 11.8 million residents, and its phone numbers are organized into 15 area codes under the North American Numbering Plan. Ohio is served by 15 active geographic area codes, anchored by 216 in the Columbus area. Most Ohio metros use overlays requiring ten-digit dialing. Every Ohio number is dialed as +1, then the three-digit area code, then a seven-digit local number. With Phonecall you can call any Ohio landline or mobile straight from your browser. There is no app to install, no SIM, and no subscription. You see the per-minute rate before you dial, billing is by the second, and your first call is free.
Call Ohio from your browserAll Ohio area codes
15 active geographic area codes in service across Ohio.
| Area code | Primary cities and region | Example number |
|---|---|---|
| 216 | Cleveland (original 1947 code) | +1 (216) 555-0100 |
| 614 | Columbus | +1 (614) 555-0100 |
| 380 | Columbus (overlay of 614) | +1 (380) 555-0100 |
| 513 | Cincinnati | +1 (513) 555-0100 |
| 283 | Cincinnati (overlay of 513) | +1 (283) 555-0100 |
| 330 | Akron, Canton, Youngstown | +1 (330) 555-0100 |
| 234 | Akron, Canton, Youngstown (overlay of 330) | +1 (234) 555-0100 |
| 440 | Greater Cleveland suburbs | +1 (440) 555-0100 |
| 436 | Cleveland suburbs (overlay of 440) | +1 (436) 555-0100 |
| 419 | Toledo and northwest Ohio | +1 (419) 555-0100 |
| 567 | Northwest Ohio (overlay of 419) | +1 (567) 555-0100 |
| 937 | Dayton, Springfield (southwest Ohio) | +1 (937) 555-0100 |
| 326 | Dayton region (overlay of 937) | +1 (326) 555-0100 |
| 740 | Central and southeastern Ohio | +1 (740) 555-0100 |
| 220 | Central and southeastern Ohio (overlay of 740) | +1 (220) 555-0100 |
Example numbers use the reserved 555-0100 range and are for illustration only.
How to call Ohio from abroad
Every Ohio phone number is part of the +1 North American calling zone. To reach one from outside the United States, dial three parts in order:
- 1. Your exit code, then +1 — the US country code.
- 2. The three-digit area code — for example 216 for the Columbus area.
- 3. The seven-digit local number.
Example, full international format:
+1 (216) 555-0100
With Phonecall you skip the exit codes entirely. Enter the number in international format and we connect the call from your browser, billed by the second from $0.03/min, with no SIM, no app, and no monthly fee.
Why Ohio has multiple area codes
Most Ohio metros use overlays requiring ten-digit dialing.
When a region runs low on available numbers, the phone system adds capacity in one of two ways. A split divides the old region geographically and gives part of it a brand-new area code. An overlay keeps the existing code and layers a second one on top of the same area, which is why a single city can have several area codes and why ten-digit dialing becomes the norm. Either way, the number you dial always stays the same length: +1, the area code, then seven digits.
15
active area codes
~11.8 million
residents (approx.)
Columbus
largest city
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Ohio area codes: frequently asked questions
What is the main area code for Columbus?
Columbus, the largest city in Ohio, is primarily served by area code 216 (Cleveland (original 1947 code)). Ohio has 15 area codes in total, listed in full above.
How do I dial a Ohio number from another country?
Dial your international exit code, then +1 (the US country code), then the three-digit Ohio area code, then the seven-digit local number. With Phonecall you just enter the number in international format and we connect the call from your browser, from $0.03/min.
How many area codes does Ohio have?
Ohio currently has 15 active geographic area codes in service. Most Ohio metros use overlays requiring ten-digit dialing.