Emily S.
12/17/2025
I am really surprised this Dunkin has such poor reviews because my co workers and I always have such a great experience when we go here. I think the new management has really made positive changes...
Dunkin'
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4009 Highway K
O Fallon, MO 63368
Dunkin’ is America’s favorite all-day, everyday stop for coffee, espresso, breakfast sandwiches and donuts. The world’s leading baked goods and coffee chain, Dunkin’ serves more than 3 million customers each day. With 50+ varieties of donuts and dozens of premium beverages, there is always something to satisfy your craving. Dunkin’ is proud to serve O Fallon, MO for all breakfast and snacking needs. Stop by today to try a classic favorite or a new featured product!
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Reviews
2.043 reviewsPaige K.
12/10/2025
I've never had such a confusing and frustrating experience at a Dunkin, especially the one on Highway K. I ordered the $6 meal deal simple, right? The employee somehow thought I ordered two...
Cassandra S.
9/16/2024
I called in the morning to see if they would have someone available in the late afternoon to write on a cake and they stated someone would be available. I drove 35 minutes to this location since...
Grace S.
11/4/2025
I already hate dunkin but thought I would try again today for some reason and really regret that decision. The donut seemed like it was shipped in and not freshly made...at a donut shop. Worst...
Brady G.
11/14/2025
hashbrowns were cold when I got them, completely forgot a drink on a mobile order, do not care about getting your order right. DO NOT COME HERE
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