The St. Louis county has 63 differents ZIP Codes. Check the map below to check your ZIP Code.
| ZIP Code | Estimated Population | Densidad | Fuso horario | |
|---|---|---|---|---|
| Chesterfield | 63005 | 18.083 | 200 hab/km2 | America/Chicago |
| Ballwin | 63011 | 38.348 | 1.026 hab/km2 | America/Chicago |
| Chesterfield | 63017 | 41.262 | 814 hab/km2 | America/Chicago |
| Ballwin | 63021 | 57.112 | 1.000 hab/km2 | America/Chicago |
| Eureka | 63025 | 14.740 | 142 hab/km2 | America/Chicago |
| Fenton | 63026 | 44.333 | 676 hab/km2 | America/Chicago |
| Florissant | 63031 | 47.748 | 1.252 hab/km2 | America/Chicago |
The FIP code for St. Louis county is 29189. The Federal Information Processing Standard Publication (FIPS 6-4) is a five-digit Federal Information Processing Standards code which uniquely identified counties and county equivalents in the United States, certain U.S. possessions, and certain freely associated states.
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