Top 10 vet clinics in O'Fallon
Ranked by how complete and owner-verified the listing info is — hours, phone, website, services. No pay-to-play.
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1O'Fallon Veterinary Medical Center
975 Cool Springs Industrial Dr, O'Fallon, MO 63366
8:00 AM - 5:30 Monday - Friday, 8:00 AM - Noon Saturday
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3UrgentVet
2963 State Hwy K, O'Fallon, MO 63368
BEFORE YOU GO
Make your next vet visit easier
Prepare records, check services and plan the appointment.

Prepare for the first visit
Gather records, explain your questions and confirm the clinic’s arrival instructions.
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Check the practice’s services
Confirm species, appointments and after-hours arrangements before choosing a location.
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Plan time for your appointment
Ask about check-in, the booked consultation and any additional waiting or collection time.
Read the guide-
5Gentle Doctor Animal Hospital
3079 State Hwy K, O'Fallon, MO 63368
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6Animal Emergency Clinic
334 Fort Zumwalt Square, O'Fallon, MO 63366
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7Back on Track Veterinary Hospital and Rehabilitation Center
957 Waterbury Falls Dr, O'Fallon, MO 63368
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8Bryan Road Animal Hospital
1290 Bryan Rd, O'Fallon, MO 63366
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10O'Fallon Animal Hospital
4681 Highway K, O'Fallon, MO 63368-8690
Of the 16 vet clinics listed in O'Fallon, 15 give a phone number, 2 publish opening hours and 15 have a website. 2 are branches of national chains — Banfield Pet Hospital (1), UrgentVet (1); the remaining 14 are independent. By what they offer: 8 offer dental care, 6 offer emergency care, 3 offer spay and neuter. The longest-running is North Main Animal Hospital, in business since 1999. The nearest bigger selection is Kansas City with 51.
All 6 other vet clinics in O'Fallon
Same order: the most complete listings first.
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VCA All Creatures - Cloud Animal Hospital
2205 Highway K, O'Fallon, MO 63368-7867
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O'Fallon, MO
2242 Hwy K, O'Fallon, MO 63368
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Mexico Road Animal Hospital
1190 Sonderen St, O'Fallon, MO 63366-2676
Nearby in Missouri
- St Peters13
- Wentzville15
- St Charles7
- Chesterfield10
- Creve Coeur6
- Ballwin7
- Kansas City51
- St Louis45