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Mattress Direct

1240 Highway K
O'fallon MO 63366
636-240-1028 click to call



Showroom Hours

Monday – Friday 10AM – 8PM
Saturday 10AM – 6PM
Sunday 11AM – 5PM


In the heart of O’fallon, across from the Wal-Mart, neighboring Panera, Qdoba, Jimmy John’s and Monicals, Mattress Direct O'Fallon displays the entire Simmons Beautyrest and Serta iComfort catalog, as well as the Relax-O-Pedic and Campbell Mattresses which are proudly made in Missouri. Mattress Direct always guarantees the lowest price on every mattress on display. Don't pay retail. You save money when you order your Mattress Direct. Come in and let one of our dedicated Sleep Specialists help you find the mattress that best for the way you sleep.


Showroom Manager : Sam  -  [email protected]

Sam has enjoyed working with clients from all over the metro area in some of Mattress Direct’s other showrooms prior to being named manager of our O'Fallon location.  She has been in the customer service industry for over 10 years, and knows how to treat everyone with the highest amount of courtesy and respect. Outside of Mattress Direct Samloves playing with her fur babies: Mike, Molly, Oscar, and Benny and playing computer games. She would love to fit you for your perfect mattress today! 

With Mattress Direct Since : 2017

Sam's Personal Pillow : Bedgear Level 1

Sam's Favorite Mattress :  Natasha Plush Pillowtop

Favorite Band: Van Halen

Favorite Vegetable: Mushrooms

Favorite Song: Jump

Favorite Animal: Cat