Suspected poisoning: ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661, both 24/7, consultation fees may apply.
Animal ER AtlasVerified emergency animal hospitals Find a hospital

HomeCaliforniaEmergency Pet Hospital of Glendora

Limited emergency hours

Emergency Pet Hospital of Glendora

Verified November 4, 2026 against the source listed at the end of this page.

Emergency Pet Hospital of Glendora in Glendora, California runs an emergency service with limited hours. Check the schedule below and call first: outside these hours, use one of the 24-hour hospitals listed further down.

Call now and speak to the hospital

Call (626) 594-0356

Closed now? Nearest 24/7 hospital: MarQueen Veterinary ER & Specialty Upland, 11 miles away, (909) 303-1700.

Address
500 S Glendora Ave, Glendora, CA 91740
Directions
Open route in maps
Website
emergencypetglendora.com
Location of Emergency Pet Hospital of Glendora in California

Emergency hours

Monday6 pm to midnight
Tuesdaymidnight to 8 am, 6 pm to midnight
Wednesdaymidnight to 8 am, 6 pm to midnight
Thursdaymidnight to 8 am, 6 pm to midnight
Fridaymidnight to 8 am, 6 pm to midnight
Saturdaymidnight to 8 am
SundayClosed

As published by the hospital: “Monday – Friday: 6:00pm – 8:00am Weekends: Open 24 Hours Holidays: Open 24 hours Address 500 S Glendora Ave Glendora, CA 91740 Contact (626) 702-2436 (6”

Before you go

  • Call while you are getting ready: describe what happened and ask about the current wait.
  • Bring any medication, packaging or plant your pet may have eaten, and your pet's records if they are at hand.
  • Expect triage: the most critical patients are seen first, as in a human ER. Full checklist.

What the hospital states on its website

  • Blood bank or transfusions“…and Lab Work ECG/EKG Ultrasound Oxygen Therapy Surgery Trauma Care Blood Transfusions Snake or Animal Attacks Allergic Reactions Other critical services…” Hospital page
  • Asks you to call ahead before arriving“Call us before you leave if you can—we’ll let you know what to do next and get ready for your arrival.” Hospital page

Shown only where the hospital says so on its own site, quoted as published. A missing item means we found no statement, not that the service is unavailable. Fees and policies change: confirm by phone.

Other emergency hospitals nearby

Questions about Emergency Pet Hospital of Glendora

Is Emergency Pet Hospital of Glendora open 24 hours?
No. Its emergency service has limited hours: Mon–Fri 6 pm to 8 am (local time). The nearest hospital open around the clock is MarQueen Veterinary ER & Specialty Upland in Upland, about 11 miles away.
What is the phone number of Emergency Pet Hospital of Glendora?
(626) 594-0356. The hospital is at 500 S Glendora Ave, Glendora, CA 91740.
Do I need to call Emergency Pet Hospital of Glendora before coming in?
The hospital asks you to call ahead: “Call us before you leave if you can—we’ll let you know what to do next and get ready for your arrival.”
What emergency facilities does Emergency Pet Hospital of Glendora have?
Its website mentions blood transfusions.

Places this hospital serves

Where this listing comes from

  • Hospital website, source page, checked November 4, 2026: “…594-0388 Email Us Hours Monday – Friday: 6:00pm – 8:00am Weekends: Open 24 Hours Holidays: Open 24 hours Address 500 S Glendora Ave Glendora, CA 91740…”

Something wrong? Report a correction.

Emergency Pet Hospital of GlendoraCall (626) 594-0356