Four Paws Animal Hospital | O'Fallon Veterinarians Skip to Main Content Skip to Footer
Download Our App|(618) 632-4615

ORDER
Food & Meds

MAKE an
appointment

REQUEST
a refill

Welcome to Four Paws Animal Hospital!

Four Paws Animal Hospital is a full-service, AAHA-accredited veterinary medical facility located in O'Fallon, Illinois.

Our mission is to provide high-quality pet health and wellness services to assist your pet in living a longer, happier and healthier life. We provide our clients with a wide range of veterinary services for cats and dogs. We also provide our clients with access to leading-edge products and services, as well as authoritative education content focusing on enhancing the human/animal bond.

Call us at (618) 632-4615 today, or book your next appointment online!

Now Available: Mobile App & Online Booking

We have some exciting new features available at Four Paws Animal Hospital! You can now easily schedule appointments directly online via desktop or mobile device for your furry friends. We also have a new mobile app through PetDesk, which we encourage you to download to book appointments, request refills, view and share your pet's vaccination records, and more. 

Learn More »

208 Hartman Lane
O'Fallon, IL 62269

Monday: 7:30am  - 7:00pm
Tuesday: 7:30am  - 7:00pm
Wednesday: 7:30am  - 7:00pm
Thursday: 7:30am  - 7:00pm
Friday: 7:30am  - 6:30pm
Saturday: 8:00am  - 3:30pm
Sunday: 9:00am  - 3:00pm

View emergency pet care information >

View our holiday hours and closings >

  • AAHA
  • Low Stress Handling
  • OFA
  • PennHIP
  • Not One More Vet