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  • Comprehensive Emergency Services

    Emergency Veterinarians You Can Trust

    At Animal Emergency Hospital's two locations in St. Louis, our teams of experienced veterinarians are dedicated to providing the best treatment possible to pets in need of emergency and surgical care.

    About Our Hospital

  • After Hours Emergency Pet Care

    Dedicated 24/7 Emergency Services

    Our teams of experienced veterinarians are prepared to provide after-hours emergency care when your pet needs it most.

    Emergency Care

  • Veterinary Surgeries for Your Pet

    Providing Experienced Surgical Care

    We offer a range of surgeries at Animal Emergency Clinic's O'Fallon location, from soft tissue to orthopedic and ocular procedures.

    Our Surgeries

Emergency Care

Our trained veterinarians provide 24/7 emergency and urgent care.

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Veterinary Surgeries

We treat conditions and illnesses with a range of surgeries for cats and dogs.

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We use diagnostic tools and tests in our in-house labs.

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Pet Loss & Grief Support

Take advantage of pet loss and grief support resources in your community.

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Putting Your Pet's Health First

Welcome to Our St. Louis Animal Hospital

At Animal Emergency Clinic, we offer quality veterinary care to cats and dogs in emergency situations on evenings, weekends and holidays.

We are proud to be one of the most experienced emergency pet clinics in St. Louis, serving Kirkwood, Crestwood, O'Fallon, North and West St. Louis County, St. Charles County, Lincoln County and more for nearly 40 years. 

If your pet requires emergency veterinary care outside your regular vet's business hours, please contact us. We will be happy to examine, diagnose and treat your furry companion.

About Our Hospital

2 Locations Serving St. Louis 

We provide comprehensive emergency, surgical and specialist veterinary services for pets at our two locations: Animal Emergency Clinic in Kirkwood and our clinic in O'Fallon.


Caring for Your Pets

Quality, Integrity, Compassion & Service

Animal Emergency Clinic is a St. Louis animal hospital that offers comprehensive emergency, surgical, and specialist veterinary services for pets in St. Louis. From emergency care to surgical procedures, we're here to help.

St. Louis animal hospital
  • We called about a last min emergency with our dog and on two different calls both people were so helpful!
    - Blake C.

Expertise You Can Rely On

Tips & Advice From Our St. Louis Vets

Our St. Louis vets offer valuable tips and insights to help you keep your pets healthy, whether you're seeking advice about parasite protection or information on common pet illnesses. 

Canine Parvovirus - What You Need to Know

Canine Parvovirus - What You Need to Know

Parvovirus can be contracted through contact with infected dogs or contaminated objects, including bowls or toys. Here, our St. Louis vets share facts about parvovirus that you should know to help keep your four-legged friend healthy. 

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When To Take Your Pet to an Emergency Vet

When To Take Your Pet to an Emergency Vet

Veterinary emergencies can happen at any time, but how do you know when you should take your cat or dog to the emergency vet clinic? Today, our St. Louis vets share some reasons your pet might need urgent veterinary care. 

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Has my cat been poisoned?

Has my cat been poisoned?

While cat poisonings are relatively rare occurrences, they do happen. From toxic plants and human medications to house plants, our St. Louis vets share some information on substances that are poisonous to cats, and what to do if you suspect your cat has been poisoned. 

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Contact Us Today

Address & Hours

Animal Emergency Clinic proudly serves patients in St. Louis and beyond.

Animal Emergency Clinic

334 Fort Zumwalt Square, O’Fallon, MO 63366 US


The St. Louis Animal Emergency Clinic

9937 Big Bend Road, Kirkwood, MO 63122 US


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Compassionate Emergency Care for Pets

Animal Emergency Clinic is an after-hours emergency animal hospital providing urgent care to cats and dogs from St. Louis and surrounding areas. Contact us right away if you are experiencing a veterinary emergency.

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