| General Information about Area Code 313 | |
|---|---|
| Country | United States |
| State / Province / Territory | Michigan |
| Major City | Detroit |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 313-784 | Detroit | Wayne | Landline |
| 313-829 | Southfield | Oakland | Wireless |
| 313-243 | Detroit | Wayne | Landline |
| 313-522 | Dearborn | Wayne | Wireless |
| 313-363 | Detroit | Wayne | Wireless |
| 313-786 | Southfield | Oakland | Landline |
| 313-731 | Southfield | Oakland | Landline |
| 313-844 | Detroit | Wayne | Wireless |
| 313-915 | Southfield | Oakland | Landline |
| 313-848 | Detroit | Wayne | Wireless |
| 313-276 | Detroit | Wayne | Landline |
| 313-564 | Royal Oak | Oakland | Landline |
| 313-747 | Detroit | Wayne | Wireless |
| 313-874 | Detroit | Wayne | Landline |
| 313-888 | Detroit | Wayne | Landline |
| 313-567 | Detroit | Wayne | Landline |
| 313-899 | Detroit | Wayne | Landline |
| 313-671 | Detroit | Wayne | Landline |
| 313-986 | Detroit | Wayne | Wireless |
| 313-328 | Southfield | Oakland | Landline |