The United States Post Office located in Plaza Empresa serves the Rancho Santa Margarita area. The office provides retail counter services, drop-off services, automated postal services and post office boxes.
29851 Aventura Ste K, Rcho Sta Marg, CA92688
Hours: Mon - Fri, 8am - 5pm; Sat, 8am - 3pm; Sun, closed;
last mail collection: Mon - Fri, 5pm; Sat, 3pm; lobby open daily, 24hrs for automated services and P.O. box access