Animal Emergency Clinic (O’Fallon)

334 Fort Zumwalt Square
O'Fallon MO 63366


We are an emergency room that is equipped, staffed and trained to provide care to sick and injured pets. We do not perform routine services such as vaccinations, prescribe flea tick and heartworm prevention products or perform routine spay and neuter services.

We always recommend calling a clinic first to check that they are able to take your emergency. The hours shown above are their emergency hours and the clinic may not be open to the public during certain hours (i.e. overnight).

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