Phone number in Ohio: 513 Area code
Area code 513 serves the state of Ohio. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 513 is a General Purpose Code. 513 service area does overlap with area codes. Dialing pattern for local calls within the same NPA (area code) is 7D. Carriers must provide permissive 1+10D dialing for Foreign NPA Local Calls in areas where they provide optional EAS