Saint Louis zipcode
| City | Saint Louis |
| ZIP Code | 63123 |
| Type | Standard |
| State Code | MO |
| State | Missouri |
ZIP code of Saint Louis is 63123. This place is located in Missouri state in US. To send any postal service to Saint Louis, you must use 63123 zipcode.
The ZIP code 63123 is also used with 7 more city names of Missouri.
- Affton, MO
- Grantwood Village, MO
- Grantwood Vlg, MO
- Lakeshire, MO
- Mackenzie, MO
- Marlborough, MO
- Saint George, MO
You should avoid following 2 city names of Missouri to be used with the ZIP code 63123.
- Green Park, MO
- Wilbur Park, MO