Johnson County, Arkansas ZIP Codes
- ZIP records
8 - Cities represented
8 - Sum of listed ZIP population estimates
25,078
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 | 72830 | Clarksville | 15,757 |
| 2 | 72846 | Lamar | 3,853 |
| 3 | 72840 | Hartman | 2,448 |
| 4 | 72845 | Knoxville | 1,063 |
| 5 | 72854 | Ozone | 791 |
| 6 | 72832 | Coal Hill | 649 |
| 7 | 72839 | Hagarville | 328 |
| 8 | 72852 | Oark | 189 |
Cities in Johnson County
ZIP Directory
Browse all ZIP data for Arkansas
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.