Looking for a FAST 24/7 Emergency Center Near You? Plano ER - Emergency room and urgent care center is Your #1 Choice When Seconds Count. We're Open 24/7, with Caring ER Trained Physicians, Fully Equipped with the Best On-Site Medical Technologies. Plano ER - Emergency room and urgent care center is a full-service Emergency center Open 24/7 in Plano, Texas near Frisco and Allen. We are located at 7940 Custer Road with a team of Caring Emergency Trained Physicians and First-Class On-Site Medical Technologies Open 24/7. Never Wait in Line Again! Emergencies Can Happen At Any Time. It's Good to Know Where to Go. Plano ER - Emergency room is OPEN when Urgent Care are closed. We're FAST, seconds matter. #PlanoERCares About YOU 24/7.