| Official Name: | Flat Gap, Tennessee |
| Settlement Type: | Unincorporated community |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Tennessee |
| Subdivision Type2: | County |
| Subdivision Name2: | Wayne |
| Established Date: | 1800s |
| Unit Pref: | Imperial |
| Timezone: | Central (CST) |
| Timezone Dst: | CDT |
| Postal Code Type: | ZIP code |
| Area Code: | 931 |
Flat Gap is an unincorporated community located in Wayne County, Tennessee.[1] The community is just off U.S. Route 64 near the Hardin County line.