Ross County, Ohio ZIP Codes
- ZIP records
9 - Cities represented
9 - Sum of listed ZIP population estimates
75,423
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 | 45601 | Chillicothe | 55,836 |
| 2 | 45628 | Frankfort | 5,999 |
| 3 | 45612 | Bainbridge | 4,933 |
| 4 | 45644 | Kingston | 4,619 |
| 5 | 43115 | Clarksburg | 1,796 |
| 6 | 45681 | South Salem | 1,451 |
| 7 | 45673 | Richmond Dale | 473 |
| 8 | 43101 | Adelphi | 316 |
Cities in Ross County
ZIP Directory
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.