Volunteer Services Barton County Volunteer Opportunities at Cox Barton County In Barton County, volunteers can choose between a wide variety of volunteering opportunities, from direct patient contact through working on nursing units. Some of our opportunities include:Providing "retail therapy" as a gift shop cashierStaffing the information desksClerical duties in officesFundraisers Wellness for Warriors - Serving military, veterans, first responders and their families.