| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Clack | city | Mississippi | United States | 34.85 | -90.29 | 196 | |
| Clack Branch | city | Tennessee | United States | 35.10 | -87.47 | 830 | |
| Clackamas | city | Oregon | United States | 45.41 | -122.57 | 196 | |
| Clackamas Heights | city | Oregon | United States | 45.37 | -122.58 | 196 | |
| Clackville | city | Alabama | United States | 33.09 | -85.45 | 856 |