Saint Louis zipcode
| City | Saint Louis |
| ZIP Code | 63138 |
| Type | Standard |
| State Code | MO |
| State | Missouri |
ZIP code of Saint Louis is 63138. This place is located in Missouri state in US. To send any postal service to Saint Louis, you must use 63138 zipcode.
The ZIP code 63138 is also used with 1 more city name of Missouri.
- North County, MO
You should avoid following 1 city name of Missouri to be used with the ZIP code 63138.
- Spanish Lake, MO