Rialto Animal Hospital

1460 North Ayala Drive
Rialto, CA 92376



Hours of Operation



7:00 AM - 6:00 PM


7:00 AM - 6:00 PM


7:00 AM - 6:00 PM


7:00 AM - 6:00 PM


7:00 AM - 6:00 PM


7:00 AM - 5:00 PM



* Doctors Arrive/Appointments typically begin at 8:00 AM **

(Open at 7 AM for procedure and boarding check-ins)


Holidays Observed/Office Closed:

Memorial Day, Fourth of July, Labor Day, Thanksgiving Day, Christmas Eve and Christmas Day, and New Year's Day

Halloween 2022: We will be closed early (4:00 PM)

Christmas 2022: We will be closed NOON on Monday, Dec. 24th - Tuesday, Dec. 25th

New Year's 2022-23: We will be closed NOON on Monday, Dec. 31st - Tuesday, Jan. 1st 

Thanksgiving 2023: We will be closed early (4:00 PM)

Christmas 2023: We will be closed NOON Saturday, Dec. 24th - Monday, Dec. 26th

New Year's 2023-24: We will be closed NOON Saturday, Dec. 31st- Sunday, Jan. 1st

Staff Meetings

We hold 2-3 hour educational & client service Staff Meetings twice monthly.  Should you hear this message when calling, please leave a message on our answering machine and we will return your call as soon as possible.


Animal Emergency Clinics

Rialto Animal Hospital is not a 24-hour facility. If your pet needs medical care after-hours, please contact an emergency clinic below:

Animal Emergency Clinic in Grand Terrace* at: (909) 825-9350

12022 La Crosse Ave, Grand Terrace, Ca. 92313 


VCA California Veterinary Specialists in Ontario at : (909) 947-3600   

2409 S. Vineyard Ave., Ontario, Ca. 91761 (Open 24 hours)


Emergency Pet Hospital of Redlands* at: (909) 793-5999     

2072 W. Redlands Blvd., Suite B, Redlands, Ca. 92373


*Open weeknights starting at 6:00 P.M., weekends (6:00 PM Friday until 8:00 AM Monday), and holiday weekends for medical emergencies.