Flinthill Post Office

5025 State Road P, Flinthill, Missouri 63346
Phone: 6363273070
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Flinthill Post Office is located in Flinthill, St. Charles, MO. Check out the opening hours, contacts and services provided by Flinthill Post Office. You can also look through reviews on this Post Office and leave your own review.

Retail Hours

Day of the weekOpening hours
Monday8:15 am - 12:15 pm
Tuesday8:15 am - 12:15 pm
Wednesday8:15 am - 12:15 pm
Thursday8:15 am - 12:15 pm
Friday8:15 am - 12:15 pm
Saturday8:15 am - 10:00 am

Bulk Mail Acceptance Hours

Day of the weekOpening hours
Monday12:00 pm
Tuesday12:00 pm
Wednesday12:00 pm
Thursday12:00 pm
Friday12:00 pm
Saturday10:00 am

Lobby Hours

Day of the weekOpening hours
Monday8:15 am - 6:30 pm
Tuesday8:15 am - 6:30 pm
Wednesday8:15 am - 6:30 pm
Thursday8:15 am - 6:30 pm
Friday8:15 am - 6:30 pm
Saturday8:15 am - 6:30 pm

Services in Flinthill Post Office

  • Business Line
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Lot Parking

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