55 persons infected with the 4 outbreak-associated strains of Listeria monocytogenes have been reported from 14 states. All illnesses started on or after August 4, 2011. The number of infected persons identified in each state is as follows: California (1), Colorado (14), Illinois (1), Indiana (1), Maryland (1), Montana (1), Nebraska (4), New Mexico (10), Oklahoma (8), Texas (9), Virginia (1), West Virginia (1), Wisconsin (2), and Wyoming (1). Eight deaths have been reported, 2 in Colorado, 1 in Maryland, 4 in New Mexico, and 1 in Oklahoma.

Mike Booth of the Denver Post reports that the following states (and perhaps more) received the Jensen Farms and Frontera Cantaloupe:

Arizona, Arkansas, California, Colorado, Idaho, Illinois, Kansas, Minnesota, Missouri, Nebraska, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Texas, Utah, and Wyoming.