Cosmopolis, WA
ZIP Codes in Cosmopolis, Washington
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 98537 | 3,008 | 46.8071, -123.5809 |
Cosmopolis has 1 ZIP code
ZIP Codes in Cosmopolis, Washington
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 98537 | 3,008 | 46.8071, -123.5809 |