Ohio Area Codes
Here is the current list of area codes in the state of Ohio. There are 790 area codes in Ohio that are currently being used. Find out all Ohio area codes below by searching each of the cities below. We have the most up-to-date list of area codes in Ohio.
| Area Code | State | City | Timezone |
|---|---|---|---|
| 330 | Ohio | Canal Fulton | Eastern |
| 440 | Ohio | Kirtland | Eastern |
| 440 | Ohio | Oberlin | Eastern |
| 419 | Ohio | Curtice | Eastern |
| 740 | Ohio | Sunbury | Eastern |
| 740 | Ohio | Steubenville | Eastern |
| 513 | Ohio | Lebanon | Eastern |
| 740 | Ohio | Waterloo | Eastern |
| 330 | Ohio | Hanoverton | Eastern |
| 567 | Ohio | Defiance | Eastern |
| 937 | Ohio | Yellow Springs | Eastern |
| 740 | Ohio | Pleasantville | Eastern |
| 567 | Ohio | Napoleon | Eastern |
| 419 | Ohio | Defiance | Eastern |
| 567 | Ohio | Milan | Eastern |
| 740 | Ohio | Newark | Eastern |
| 330 | Ohio | Cortland | Eastern |
| 419 | Ohio | Sylvania | Eastern |
| 330 | Ohio | Waynesburg | Eastern |
| 567 | Ohio | Kenton | Eastern |
| 567 | Ohio | Crestline | Eastern |
| 419 | Ohio | Walbridge | Eastern |
| 937 | Ohio | Greenfield | Eastern |
| 567 | Ohio | Beaverdam | Eastern |
| 740 | Ohio | Irwin | Eastern |