Zip code 63304
Zip code 63304, MO
The zip code 63304, type standard, belongs to the following denominations: Saint Charles, Cottleville, Saint Peters, Weldon Spring, St Peters, Weldon Spring Heights . It is part of the county St. Charles County, state of Missouri. It has an estimated population of 40880.
The postal code 63304 has several names. If you are going to use the postal service be sure to use only those denominations marked as official (Saint Charles) or acceptable (Cottleville, Saint Peters, Weldon Spring).
| Location | Denomination |
|---|---|
| Saint Charles | Official |
| Cottleville | Acceptable |
| Saint Peters | Acceptable |
| Weldon Spring | Acceptable |
| St Peters | Unacceptable |
| Weldon Spring Heights | Unacceptable |
