Flinthill Post Office
5025 Highway P, Flinthill, MO 63346
Phone: 636-327-3070
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
PO Box Access Available
Monday 8:15am - 6:30pm
Tuesday 8:15am - 6:30pm
Wednesday 8:15am - 6:30pm
Thursday 8:15am - 6:30pm
Friday 8:15am - 6:30pm
Saturday 8:15am - 6:30pm
Sunday Closed
Monday 12:00pm
Tuesday 12:00pm
Wednesday 12:00pm
Thursday 12:00pm
Friday 12:00pm
Saturday 10:00am
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Business Line
- General Delivery
- Money Orders (Domestic)
- Money Orders (Inquiry)
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
- Lot Parking
Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.
*Please call to verify information. Is anything incorrect? Let us know here
Nearby Post Offices:
Wentzville
762 Luetkenhaus Blvd
1.5 miles away
Foristell
100 Town Centre Ct
4.2 miles away
Moscow Mills
150 W 3rd St
4.3 miles away
Old Monroe
104 Sycamore St
5.5 miles away
St Charles County