Adair County, Kentucky ZIP Codes
- ZIP records
5 - Cities represented
5 - Sum of listed ZIP population estimates
17,978
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 42728 | Columbia | 16,412 |
| 2 | 42753 | Knifley | 657 |
| 3 | 42741 | Glens Fork | 420 |
| 4 | 42715 | Breeding | 417 |
| 5 | 42742 | Gradyville | 72 |
Cities in Adair County
ZIP Directory
Browse all ZIP data for Kentucky
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.