Mountain Brook Plaza Share: ShoppingShopping Centers Mountain Brook Plaza 2737 US 280 Mountain Brook, AL 35223 (205) 879-1144 612-8881 (fax) About Map About Mountain Brook Plaza (sometimes called Mountain Brook Plaza 280) is an L-shaped, 23,000-square-foot strip mall located at 2737 U. S. Highway 280 in Mountain Brook. What's Nearby? Distance: 5 10 15 20 25 50 mi.