Mammoth Dump provides short term dumpster rental services: Dumpster sizes that Mammoth Dump rents our are 11 yard dumpsters, 15 yard dumpsters and 20 yard dumpsters. Other services that Mammoth Dump includes are junk removal services, hoarding cleanouts, commercial junk removal, commercial cleanout services, appliance removal, mattress removal, fence removal, hot tub removal, and light demolition services.