Team Logo. The Modesto Athletics were a team in the California League. They were the High-A affiliate of the Oakland Athletics. In 2005 they changed their name to the Modesto Nuts. Retrieved from "https://prosportsteams.fandom.com/wiki/Modesto_Athletics?oldid=9680" Categories: Former CalL Teams Teams in California Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.