| 41056 Country Club Heights | 606 | Mason County | Kentucky (KY) |
| 41034 Dover | 606 | Mason County | Kentucky (KY) |
| 41055 Helena | 606 | Mason County | Kentucky (KY) |
| 41055 Mays Lick | 606 | Mason County | Kentucky (KY) |
| 41055 Mayslick | 606 | Mason County | Kentucky (KY) |
| 41056 Maysville | 606 | Mason County | Kentucky (KY) |
| 41055 Mill Creek | 606 | Mason County | Kentucky (KY) |
| 41062 Minerva | 606 | Mason County | Kentucky (KY) |
| 41056 Moranburg | 606 | Mason County | Kentucky (KY) |
| 41056 Murphysville | 606 | Mason County | Kentucky (KY) |
| 41055 Needmore | 606 | Mason County | Kentucky (KY) |
| 41056 Orangeburg | 606 | Mason County | Kentucky (KY) |
| 41056 Plumville | 606 | Mason County | Kentucky (KY) |
| 41056 Rectorville | 606 | Mason County | Kentucky (KY) |
| 41056 Sardis | 606 | Mason County | Kentucky (KY) |
| 41055 Shannon | 606 | Mason County | Kentucky (KY) |
| 41096 Washington | 606 | Mason County | Kentucky (KY) |
| 41055 Wedonia | 606 | Mason County | Kentucky (KY) |