South Mill/Champs: decades of mushroom experience and a history of delivering quality mushrooms, exceptional service and great value to customers. We provide coast to coast distribution to the USA and Canada. South Mill Distribution locations in Atlanta, New Orleans, Dallas, Houston and Los Angeles pack and slice to customer orders daily to deliver the freshest product: white, cremini, portabello, shiitake, oyster and other specialties: offered in whole, sliced, diced: conventional and organic.