• Slide10-TG

    Barrie – Emergency Services

    Our veterinarians in Barrie, Ontario are available 24 hours a day, 7 days a week. We do not charge emergency fees. We are the same price 24 hours a day and on all weekends and holidays.

    Learn more »
  • Slide7

    Barrie veterinarians open 24 hours

    Your veterinarian in Barrie, Ontario open 24/7. We’re proud to be open 24 hours a day to better serve our clients. Contact us today for your appointment 705-728-VETS (8387)

    Learn more »
  • Slide9

    24/7 Veterinarians

    As a veterinarian in Barrie, Ontario we’re pleased to provide a wide variety of veterinary health care to our patients! Open 24 hours a day, we’re here to serve you better. Click here for more information on our veterinary services!

    Learn more »


Welcome to O'Sullivan Animal Hospital! Your local Veterinarian open 24 hours in Barrie, Ontario! We're pleased to provide a wide variety of veterinary care! Our Services include: 24/7 emergency pet care, pet wellness, animal medical, animal surgical, and more!

Click here for more information!

Recent Posts

  • January 27, 2016

    The underwater treadmill and hydrotherapy pool are ready for use!!…

  • January 27, 2016

    O’Sullivan Animal Hospital is officially certified as both a COMPANION ANIMAL…

Hours of Operation

O'Sullivan Animal Hospital is open
24 hours a day / 7 days a week!
We're proud to be a 24 hour Veterinary Hospital
in Barrie, Ontario!

Click here for more information!

Contact Us

420 Leacock Drive
Barrie, ON
L4N 5G5
Tel: 705-728-VETS (8387)
Fax: 705-728-0220
Get Directions

In the News