Affton zip code
Zip code in Affton, MO
The location Affton belongs to St. Louis County, state of Missouri. Affton has been assigned with the zip code 63123.
The location name Affton is listed as acceptable by the US Postal Service so it can be used in your mailings just fine. You can also use any of the following names: Affton, Grantwood Village, Grantwood Vlg, Lakeshire, Mackenzie, Marlborough, Saint George.| Zip code | Type | Population |
|---|---|---|
| 63123 | STANDARD | 46,450 |
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