Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Mattress Firm King of Prussia ← View details 445 West Dekalb Pike, King of Prussia, PA 19406 +1 484-754-3397