How are the supplies shipped? April 19, 2021 20:13 Updated The majority of the time we use the United States Postal Service. Related articles How long does it take to receive my supplies? Did my order go through? How do I care for my chicks when I receive them? What does the terms straight run, pullet, hen, cockerel, stag, and cock mean? Can I mix different size chicks in the same brooder?