4.5on Google · 260 reviews as of September 10, 2026
DogsCats
About UrgentVet
UrgentVet O'Fallon is an after-hours walk-in clinic on State Highway K for dogs and cats with non-life-threatening illnesses and injuries. Fear Free urgent care — not a primary-care or overnight ER hospital.
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recommend kind caring emergency highly recommend urgent vet compassionate urgent care regular vet
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