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Alaska Airlines

Category Travel

P.O. Box 68900
Seattle, WA 98168

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Alaska Airlines is the fifth-largest U.S. airline based on passenger traffic and is one of the most popular U.S. West Coast air carriers. Headquartered in Seattle, Alaska Airlines has expanded significantly to serve several transcontinental U.S. East Coast routes and international travel, with service to Costa Rica, Canada­­­ and Mexico.