McClain County, Oklahoma ZIP Codes
- ZIP records
6 - Cities represented
6 - Sum of listed ZIP population estimates
28,760
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 | 73065 | Newcastle | 11,685 |
| 2 | 73080 | Purcell | 10,773 |
| 3 | 73093 | Washington | 3,767 |
| 4 | 73095 | Wayne | 1,748 |
| 5 | 74831 | Byars | 743 |
| 6 | 73031 | Dibble | 44 |
Cities in McClain County
ZIP Directory
Browse all ZIP data for Oklahoma
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.