Check out the many previous similar questions about having trees cut for free in exchange for the wood, and issues and liabilities related to that, in the Lawn and Garden - Tree Service link in Browse Projects, at lower left.
Otherwise, Tree Service is the Search the List category to find a tree removal service to fell them, fell and cut to firewood (stacked or not), or fell and totally dispose of them - with or without stump grinding as well. There are all different levels of service from simple felling in place to total tree and stump removal with detailed raking afterwards, obviously at increasing costs through that range.