97603 is a Postal Code in Klamath County.
97603 a.k.a. Fallicambarus is a genus of crayfish in the family Cambaridae. It includes 19 species, of which five are on the IUCN Red List as vulnerable species, two as endangered species and one as a critically endangered species. Only F. fodiens is widespread, occurring over a large part of the Central United States, and extending into Ontario; the other species are all restricted to three states or fewer from Texas to Florida.