[3] High-end Park Avenue junior department store Al Rosenthal's opened a branch at the new center.

The two-store chain would be rebranded as Gus Mayer (which by then owned it) in 1969, and in 1974 converted to a branch of Kansas City-based Harzfeld's.

In 2000, a shopping center named Belle Isle Station opened next to Penn Square Mall.

It featured several retail stores such as Walmart Supercenter, Old Navy, Linens 'n Things, Babies R Us, Shoe Carnival and Ross Dress for Less.

[6] In March 2018, it was announced that Babies R Us would close permanently after Toys R Us filed for bankruptcy.

[13] The following are the current five anchor tenants: Over 140 other stores are located inside Penn Square Mall, they include Aldo, Apple, Coach, Eddie Bauer, Express, Francesca's, J.Crew, J.Jill, L'Occitane, Michael Kors, Pandora, Pottery Barn, Sephora, Tillys, White House Black Market.