Vets in O'Fallon, IL
🚨 Emergency care6 vet clinics in O'Fallon. Call ahead for same-day availability; for after-hours crises, hit the red button.
Red markers = emergency clinics. Click a marker for details.
807 W State St, O'Fallon, IL 62269-1809
Unverified listing — call ahead to confirm hours and availability.
306 E Highway 50, O Fallon, IL 62269-2704
Unverified listing — call ahead to confirm hours and availability.
1570 W US-50, O'Fallon, IL 62269-1619
Unverified listing — call ahead to confirm hours and availability.
208 Hartman Ln, O'Fallon, IL 62269
Unverified listing — call ahead to confirm hours and availability.
2006 W US Highway 50, O'Fallon, IL 62269-1628
Unverified listing — call ahead to confirm hours and availability.
3690 Green Mount Crossing Dr, O'Fallon, IL 62269-7285
Unverified listing — call ahead to confirm hours and availability.
Emergency and after-hours cover in O'Fallon
None of the 6 practices we list in O'Fallon advertise emergency services — at 2am you are driving, so know where before you need to. Why most towns have no emergency hospital.
Nearest emergency hospitals outside O'Fallon
- Animal Emergency Center — Collinsville, ~7 miles away, roughly a 13 min drive
- Hawthorne Animal Hospital — Edwardsville, ~13 miles away, roughly a 24 min drive, open 24h
- Veterinary Emergency Group — Brentwood, ~23 miles away, roughly a 30 min drive, open 24h
- VEG ER for Pets - St. Peters — St. Peters, ~40 miles away, roughly a 53 min drive, open 24h
Distances are straight-line from O'Fallon; drive times are estimates, not live traffic.
For a suspected poisoning, ASPCA Animal Poison Control on (888) 426-4435 (24/7, consultation fee applies) can give you treatment advice immediately — often while you are still deciding whether to drive anywhere.
What vets in O'Fallon say they offer
Grouped from what each practice states on its own website — we read 4 of the 6 listed here. A practice missing from a row hasn't said so on its site; that is not the same as not offering it, so call to check.
- Accepting new patients (1)
- Animal Hospital Of O'fallon
- Boarding (1)
- Animal Hospital Of O'fallon
- Grooming (1)
- Animal Hospital Of O'fallon
- Ultrasound (2)
- All About Pets Veterinary Hospital, Shiloh Veterinary Clinic
- Acupuncture (1)
- Shiloh Veterinary Clinic
- End-of-life care & euthanasia (1)
- All About Pets Veterinary Hospital
About this list
Ordering is objective — 24/7 first, then emergency services, then alphabetical — and no clinic can pay for placement. Across United States, an emergency exam typically runs $100–$250 and an overnight emergency $800–$3,000 — full cost breakdown · if you cannot pay.