Perks: Partner Rewards & Discounts
Available with both Classic and PF Black Card® Memberships
Business Details
914 Highway K, O Fallon, MO
63366, United States
Certified by Planet Fitness • Oct 11, 2026
(636) 294-1316
Certified by Planet Fitness • Oct 11, 2026
https://www.planetfitness.com/gyms/ofallon-mo
Certified by Planet Fitness • Oct 11, 2026
About
Certified by Planet Fitness • Oct 11, 2026
Fitness Center
At Planet Fitness, come as you are and leave a little stronger. For more than 30 years, Planet Fitness has been making fitness more accessible. With more than 2,900+ convenient locations, most open 24 hours, it's never been easier to access a space where you feel like you belong. Progress happens here in our non-intimidating Judgement Free clubs. Visit O Fallon club near you or download our free mobile app to stay active wherever you are.
Location
Certified by Planet Fitness • Oct 11, 2026
Hours
Certified by Planet Fitness • Oct 11, 2026
MondayOpen 24 Hours
TuesdayOpen 24 Hours
WednesdayOpen 24 Hours
ThursdayOpen 24 Hours
FridayOpen 24 Hours
SaturdayOpen 24 Hours
SundayOpen 24 Hours
Products & Services
1 list · 11 items
Frequently Asked Questions About Planet Fitness
What are the operating hours of Planet Fitness in O'Fallon, MO?
Planet Fitness is open 24 hours a day, seven days a week in O'Fallon, MO.
Where is Planet Fitness located in O'Fallon, MO?
Planet Fitness is located at 914 Highway K, O'Fallon, MO 63366.
What type of fitness environment does Planet Fitness provide?
Planet Fitness offers a welcoming Judgement Free Zone® for everyone to build strength at their own pace with best-in-class equipment.
How can I learn about membership pricing and options at Planet Fitness?
You can find membership pricing and options on the Planet Fitness website at https://www.planetfitness.com/gym-memberships or the mobile app.
What services and amenities are available at Planet Fitness in O'Fallon, MO?
Services include ClassicAccess, MobileApp, FreeICFT, ClassicTraining, ClassicWifi, tanning, massage chairs, hydro massage, total body enhancement, fitness training, and more perks for members.
How can I contact Planet Fitness in O'Fallon, MO?
You can contact Planet Fitness at (636) 294-1316.
Are there any restaurants near Planet Fitness where I can grab a bite before or after my workout?
Yes, nearby restaurants include Drake's, Papa John's Pizza, and Fazoli's, which offer a variety of dining options close to the gym.
What nearby stores could I visit after working out at Planet Fitness?
After your workout, you might visit Advance Carpet One Floor & Home for flooring needs, Boost Mobile for phone services, or Vinyl Fun for arts and crafts supplies, all located near Planet Fitness.
Are there car wash services close to Planet Fitness in O'Fallon, MO?
Yes, nearby car wash options include Blue Iguana Car Wash and Zips Car Wash for convenient vehicle cleaning near the gym.
What health and medical facilities are located near Planet Fitness?
Nearby health and medical services include SSM Health Physical Therapy, St. Charles Sports & Physical Therapy, SSM Health Medical Group, and Clarkson Eyecare for wellness support.
Brand Certified Facts from Planet Fitness
This information is certified by Planet Fitness and published from the brand's official system of record. Data is distributed through an enterprise-grade knowledge management platform. Learn more about our data sources
Certified October 11, 2026Yext Knowledge Graph
- Address
- Categories
- Geo coordinates
- Legal business name
- Hours of operation
- Phone number
- Official website