Currently, the use of both recreational and medicinal marijuana has been entirely legalized in the states of Alaska, Colorado, Oregon, and Washington. The cities of Portland and South Portland in Maine fully legalized marijuana for both medical and recreational use.The District of Columbia has fully legalized recreational and medical marijuana, but recreational commercial sale is currently blocked by Congress.Twelve states have both medical marijuana and decriminalization laws.he cities of Portland and South Portland in Maine fully legalized marijuana for both medical and recreational use. The District of Columbia has fully legalized recreational and medical marijuana, but recreational commercial sale is currently blocked by Congress.