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The tiny square hamburgers? They're pretty much a classic around these parts. When the craving strikes for a classic White Castle burger—or, really, any of the oh-so-comforting dishes on the menu—let Postmates do the hard work and deliver a fresh, hot order of all your tasty favorites right to your location...wherever that is. From burgers to and sliders to chicken rings and fish, it's all on offer. You crave it. They cook it. We deliver it. That's what we call a happy ending.