Template Castle Megastore - I-17 Frontage Rd. & Dunlap Ave. Share: Retail Stores Castle Megastore - I-17 Frontage Rd. & Dunlap Ave. Visit Website 8802 N. Black Canyon Hwy. Phoenix, AZ 85051 (602) 995-1641 Map What's Nearby? Distance: 5 10 15 20 25 50 mi.
