O'Sullivan Animal Hospital
O'Sullivan Animal Hospital is a veterinary hospital in Barrie, Ontario. Phone number, posted hours, directions and a map are below, along with the nearest alternatives if they are closed or full. Posted hours show this location staffed around the clock.
Contact & location
- Address
- Barrie, Ontario
- Phone
- (705) 728-8387
- Hours
Open 24 hours, 7 days a week
Data status: Compiled from public sources on 2026-07-27 and not yet independently verified — call ahead to confirm hours, services, and availability.Spot an error? Report a correction.
Going to O'Sullivan Animal Hospital in an emergency
O'Sullivan Animal Hospital posts 24-hour hours, so there should be a team on site whatever time you arrive. Call on the way in anyway — it lets them prepare for your arrival, and it confirms the overnight shift is staffed tonight. Posted hours occasionally change without the listing being updated.
Other vets near Barrie, Ontario
Useful if O'Sullivan Animal Hospital is booked, closed, or not taking new patients. Ordered by distance.
- Barrie Veterinary HospitalBarrie · ~2 km · 🚗 ~6 min
- Baywood Animal HospitalMidhurst · ~5 km · 🚗 ~10 min
- Innisfil Veterinary HospitalInnisfil · ~15 km · 🚗 ~17 min
- Mill St. Animal ClinicAngus · ~15 km · 🚗 ~17 min
- Wasaga Beach Veterinary ClinicWasaga Beach · ~29 km · 🚗 ~24 min
- Alliston Veterinary ServicesAlliston · ~29 km · 🚗 ~24 min
O'Sullivan Animal Hospital sets its own prices. Typical Canada emergency rates run C$150–C$300 for exam and triage, C$1,000–C$3,500 with an overnight stay — full cost breakdown, what to do if you cannot pay.
Suspected poisoning: call Pet Poison Helpline on (855) 764-7661 (24/7, consultation fee applies) on the way in.