513 Area Code
Cincinnati, Ohio
Area code 513 is located in Cincinnati, Ohio. It covers Cincinnati, Hamilton, and surrounding areas in the Eastern time zone (UTC-5). Administered by NANPA.
Where is area code 513?
Area code 513 is located in Cincinnati, Ohio. It covers Cincinnati, Hamilton, and surrounding areas in the Eastern time zone (UTC-5).
Cities Covered by Area Code 513
Area code 513 primarily serves the Cincinnati area of Ohio. The exact coverage includes Cincinnati, Hamilton, and Middletown, along with surrounding communities and suburbs.
Time Zone
Eastern Time — UTC-5
Area code 513 operates in the Eastern Time Zone. When calling 513 numbers from a different time zone, be sure to account for the time difference to reach people during business hours.
About Area Code 513
Area code 513 was introduced in 1947 as a geographic area code serving Cincinnati, Ohio. It remains the primary area code for this region. Area codes are administered by NANPA (North American Numbering Plan Administration), the organization responsible for managing phone number resources in the US and Canada.