Centers for Disease Control and Prevention (CDC), several states, and the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (USDA-APHIS) investigated a multistate outbreak of drug-resistant Campylobacter infections. Epidemiologic and laboratory evidence indicated that contact with puppies sold through Petland stores was a likely source of this outbreak. A total of 113 people with laboratory-confirmed infections or symptoms consistent with Campylobacter infection were linked to this outbreak. Illnesses were reported from 17 states. Illnesses started on dates ranging from January 12,…