Danette A.
12/24/2025
Speaking solely to my experience with the clerks, this is truly the best PO nearby. Nobody has resting b*tch face. Nobody is mean when they call NEXT! Nobody seems terribly unhappy to be there....
US Post Office
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(50)
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401 Church St
O Fallon, MO 63366
The US Post Office in O Fallon, MO, offers a range of essential postal services to the community. Customers can track packages, find USPS locations, buy stamps, schedule pickups, and calculate shipping prices through their user-friendly online tools. Additionally, the post office provides services such as hold mail, changing addresses, renting PO boxes, and utilizing Click-N-Ship for convenient shipping.
With a focus on convenience and efficiency, the US Post Office assists customers in sending both mail and packages, offering insurance and extra services for secure delivery. Patrons can also access information on postage prices, shipping restrictions, and various shipping services available, including Priority Mail Express, USPS Ground Advantage, and First-Class Mail.
Furthermore, the post office caters to receiving needs with tracking services, package interception, redelivery scheduling, mail holding, change of address assistance, and PO box rentals. Customers can shop for stamps, shipping supplies, cards, envelopes, and personalized stamped envelopes to meet their mailing needs.
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Reviews
2.050 reviewsLynda R.
1/2/2026
USPS does not deliver or pick up residential mail every day as they are supposed to. My tax payment sat in my mailbox for 2 days with no pickup. On Day 3, I had to take it to a drop-off location....
Cassandra S.
3/12/2025
I don't understand how there's so many low ratings. Anytime I come in. I'm in and out within 20 minutes. I usually come after work so of course that's pretty much the prime time which is...
Chris R.
10/2/2025
if I could leave a negative star, I would. my VA check that is supposed to be delivered on the every month. It's always at least a week late. if you are lucky enough to get someone to actually...
Stacy H.
7/2/2025
I needed to get a new passport and was overwhelmed with the process. Lisa was a lifesaver and was extremely patient with me. Something you don't find a lot anymore. Thank you so much for making it...
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