Hurricane Helene Community Support Hub shows where donations and volunteers are needed and accepted
DKG Emergency Fund for donations or to request assistance
NC State Disaster Information Center
NC Department of Public Safety Hurricane Helene Resource Page
Also consider seeing if your school or community is interested in adopting a school in the mountains. They will need a lot of help in this recovery process.
Be aware that there are a lot of scammers looking to make money from kind hearted people so only donate to reputable organizations and be careful of online clothing merchants.