 Alaska Air Cargo has regional operations in parts of the United States and has the most extensive air cargo operations on the west coast of the U.S. , larger than that of any other passenger airline . Alaska 's cargo operations are focused primarily on the northwestern contiguous states and Alaska , between Anchorage and Seattle . South from Alaska , goods that are carried primarily include fresh Alaskan seafood , while products carried north from Seattle primarily include US Postal Service mail ; in addition , the airline also carries goods for remote Alaskan communities and personal packages . 
