ZIP Codes in Wildwood, MO
Wildwood uses 2 ZIP codes, all in St. Louis County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 2 Wildwood ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 63038 | standard | St. Louis | 7,107 |
| 63040 | standard | St. Louis | 8,526 |
Finding a ZIP+4 in Wildwood
Knowing which of these 2 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Wildwood street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Wildwood addresses and download it complete.