Earth City ZIP code, Missouri
The ZIP code for Earth City, MO is 63045, and its area code is 636.
- USPS city name
- 1 ZIP code
- Population
- 0
- Area code
- 636
- County
- St. Louis County
- State
- Missouri
NANPA lists no telephone rate centre for Earth City itself, so these are the area codes of the nearest one, Saint Charles (1.4 miles). A town on an area-code boundary can differ from its neighbour.
ZIP codes addressed as Earth City
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
63045 | Earth City , MO | Standard | 0 | — | — |
Map of Earth City ZIP codes
The ZIP codes of Earth City, MO, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Earth City
| Town | Population | Distance |
|---|---|---|
| Bridgeton | 11,369 | 2.5 mi |
| St. Charles | 71,508 | 3.3 mi |
| Maryland Heights | 27,880 | 3.7 mi |
| Hazelwood | 25,114 | 4.1 mi |
| St. Ann | 12,811 | 5.1 mi |
| Woodson Terrace | 3,908 | 6.3 mi |
| Breckenridge Hills | 4,402 | 6.4 mi |
| Berkeley | 8,123 | 7.1 mi |
| Overland | 15,695 | 7.2 mi |
| St. John | 6,527 | 7.4 mi |
| Creve Coeur | 18,643 | 7.5 mi |
| St. Peters | 59,092 | 7.7 mi |
| Florissant | 51,773 | 7.7 mi |
| Olivette | 8,645 | 8.1 mi |
More nearby: every ZIP code in St. Louis County · Missouri ZIP codes
Cite this page
zipcodes.pro. “Earth City, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/earth-city
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