| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Sycamore | city | Kentucky | United States | 38.24694 | -85.56083 | 702 | 79276 |
| Sycamore Flat | city | Kentucky | United States | 37.12389 | -85.04333 | 1072 | 4486 |
| Sylvandell | city | Kentucky | United States | 38.4475 | -84.15944 | 800 | 2056 |
| Sylvania | city | Kentucky | United States | 38.15694 | -85.87417 | 419 | 84644 |
| Symbol | city | Kentucky | United States | 37.27389 | -84.13889 | 1243 | 3538 |
| Symsonia | city | Kentucky | United States | 36.92028 | -88.52 | 396 | 4487 |
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