There are 4 zip codes in Rockcastle County, Kentucky. The most populated is 40456, located in Mount Vernon. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | City | Population |
---|---|---|
40456 | Mount Vernon | 8,574 |
40409 | Brodhead | 3,667 |
40460 | Orlando | 1,162 |
40445 | Livingston | 926 |