Yocco's was originally established in 1922 at its former location at 625 Liberty Street in the center city section of Allentown.

[1] From the 1970s through the end of the 20th century, Yocco's opened five additional restaurants in Allentown and its suburbs.

The first was at 2128 Hamilton Street in Allentown, followed by locations in Emmaus, Fogelsville, Trexlertown, and Hanover Township.

[3][4] The company currently operates five locations in the Lehigh Valley, including three in Allentown, and one each in Emmaus and Fogelsville.

[5] Yocco's is currently run by Gary Iacocca, the restaurant chain's third generation owner.