| Area Code | 813 |
| State | Florida |
| Current Time in Area Code 813 | 813> EDT |
| Timezone | Eastern Daylight Time |
| Regional Market Area | Metro Tampa-St Pete |
| Metro Area(s) | Tampa-St. Petersburg-Clearwater, FL |
| Population (2020) | 2021653 |
| Adjacent Area Codes | 352,656,727,863,941 |
| Overlay Area Codes | 656 |
| Hillsborough County |
| Pasco County |
| Brandon |
| Carrollwood |
| Egypt Lake-Leto |
| Lake Magdalene |
| Land O' Lakes |
| Plant City |
| Riverview |
| Tampa |
| Town 'n' Country |
| University (Hillsborough County) |
| Valrico |
| Wesley Chapel |