| Post office address | 7776 Winghaven Blvd |
| Town/City | O Fallon |
| State | MO |
| ZIP | 63368-3601 |
| Phone | 636-265-2924 |
Retail Hours
Lobby Hours
PO Box Access Hours
USPS Prices for the most common shipments and services:
| Service | Prices |
|---|---|
| Priority Mail Express | From $30.45 |
| Priority Mail | From $9.25 |
| First-Class Mail | From $0.68 |
| Library Mail | From $4.13 |
Yes, The Post Office is open on Saturday from 9:00 am to 1:00 pm. You can get there at the times indicated.
No, unfortunately the Post Office is closed on Sundays. Look at next week's opening hours.
Find the list of all the other Post Offices in O Fallon by following this link.
