Plain City, Ohio ZIP Codes
- ZIP records
1 - Sum of listed ZIP population estimates
18,143 - Counties represented
1 - Population range
18,143–18,143 per ZIP
Population sum includes positive estimates in these ZIP records; it is not an official city population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | County | Population estimate |
|---|---|---|---|---|
| 1 | 43064 | Plain City | Madison | 18,143 |
Counties represented
All ZIP Codes in Plain City
Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.