Area Codes
| 513 | Ohio (Cincinnati, Middletown, Hamilton, Norwood, Lebanon and southwestern Ohio. Planned overlay with 283 is postponed) | More information at: Area Code 513 Phone Number Blocks
| 513 | Ohio (Cincinnati, Middletown, Hamilton, Norwood, Lebanon and southwestern Ohio. Planned overlay with 283 is postponed) | More information at: Area Code 513 Phone Number Blocks