Emergency Rooms locations near Diamond Bar, CA

Showing 1–10 of 10 results

Our Diamond Bar, CA directory covers 10 emergency rooms listings in 10 ZIP codes. Listings here were last checked in Oct 2026.

Smart Clinic Urgent Care

Medical Clinics

📍 2707 E Valley Blvd Ste 116, West Covina, CA, 91792

📞 626-581-1000

🌐 mysmartclinic.com

Rite Medical Clinic Urgent Care

Medical Clinics

📍 502 W Holt Ave, Pomona, CA, 91768

📞 909-620-8500

Updated Oct 2026

Brea Urgent Care

Medical Clinics

📍 395 W Central Ave, Brea, CA, 92821

📞 714-494-2828

🌐 https://www.breaurgentcare.com/

Brea Urgent Care is a medical clinic located in Brea, California, offering adult and pediatric care, on-site X-ray and lab services, and prompt personalized care. The clinic operates Monday through Friday from 8:00 AM to 8:00 PM and on weekends from 8:00 AM to 6:00 PM. With a recent online presence noted in 2026, it is well-equipped to serve the community's urgent health needs.