Where is over here?
The US leads the world in volunteering. https://www.oecd.org/els/family/CO4.1-Participation-voluntar...
You can also look at BLS info: https://www.bls.gov/news.release/pdf/volun.pdf
Most cities have programs with volunteering with the homeless, just visit a nearby church and ask. Clothes, food and resumes are pretty popular things to help with.