| District of Ohio area codes: 513 | |
|---|---|
| Country | United States |
| State/Province | Ohio |
| Major City | Cincinnati |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 513-200 | Hamilton | Cincinnati, OH | Sprint Spectrum L.p. |
| 513-201 | Hamilton | Cincinnati, OH | Windstream Nuvox Ohio |
| 513-202 | Hamilton | Harrison, OH | Cincinnati Bell |
| 513-203 | Hamilton | Cincinnati, OH | Cincinnati Bell Wireless |
| 513-204 | Warren | Mason, OH | Cincinnati Bell Extended Territories LLC |
| 513-205 | Hamilton | Cincinnati, OH | Cincinnati Bell Wireless |
| 513-206 | Hamilton | Cincinnati, OH | Cincinnati Bell |
| 513-207 | Hamilton | Cincinnati, OH | Cincinnati Bell Wireless |
| 513-208 | Hamilton | Cincinnati, OH | T-mobile Usa |
| 513-209 | Hamilton | Evendale, OH | Usa Mobility Wireless |
| 513-210 | Hamilton | Evendale, OH | Usa Mobility Wireless |
| 513-212 | Hamilton | Cincinnati, OH | New Cingular Wireless PCS - IL |
| 513-213 | Hamilton | Cincinnati, OH | Cincinnati Bell Wireless |
| 513-214 | Hamilton | Cincinnati, OH | Level 3 Communications |
| 513-215 | Hamilton | Cincinnati, OH | Cincinnati Bell |
| 513-217 | Butler | Middletown, OH | Cincinnati Bell Extended Territories LLC |
| 513-218 | Hamilton | Cincinnati, OH | Cellco Partnership DBA Verizon Wireless |
| 513-219 | Hamilton | Cincinnati, OH | American Messaging (am) |
| 513-221 | Hamilton | Cincinnati, OH | Cincinnati Bell |
| 513-222 | Hamilton | Cincinnati, OH | Cellco Partnership DBA Verizon Wireless |
There are 665 prefixes, In the code area, the major cities are Cincinnati, OH;Fairfield, OH;Hamilton, OH;Mason, O. The major city is Cincinnati.