City · Missouri · United States
Earth City, MO — ZIP codes
1 ZIP code · St. Louis County
- City
- Earth City
- County
- St. Louis
- State
- Missouri
- Country
- United States
- Postal code
- 63045Single source
- Coordinates
- 38.7689, -90.4662 View on OpenStreetMap
- Area code
- 636 (from the nearest rate centre)
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 63045 | Earth City | Single source |
Sources and verification
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Last generated : 2026-08-21. Report an error.