East Shore Diner- Harrisburg, PA Posted on January 11, 2009 by Spencer Stewart The East Shore Diner is a 1950s O’Mahony, a large L-shaped model. It is the West Shore’s cousin, and sits across the river in Harrisburg. You can find the East Shore at: 711 S Cameron St Harrisburg, PA 17104. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like Loading... Related