Alaska Time Zone to 1967 refer to this zone as Central Alaska Standard Time (CAT) or as Alaska Standard Time (AST). In 1966, the Uniform Time Act renamed the UTC−10 zone to Alaska-Hawaii Standard Time (AHST), effective April 1, 1967. This zone was renamed in 1983 to Hawaii-Aleutian Standard Time when the majority of Alaska was moved out of the zone. Prior to 1983, the current Alaska Time Zone (UTC−9) was known as the Yukon Time Zone, observing Yukon Standard Time (YST). This time zone included Canada's Yukon Territory and a small portion of Alaska including Yakutat. The Alaska Panhandle communities were in
Standard Air Lines rail link at El Paso, Texas, to carry passengers farther east by train. This was the first regular transcontinental rail and air passenger to and from California. Standard Air Lines began business as a three-times a week passenger and express service between Los Angeles, Phoenix and Tucson. The initial fleet consisted of two Fokker airplanes (NC7713 and NC8011) and seven OX5-powered Eaglerock airplanes. Standard carried 61 passengers during it first month of operations in December 1927. Initially, aircraft left Los Angeles on Monday, Wednesday and Friday at 10:00 AM Pacific Time (PT), arrived in Phoenix at 3:30 PM Mountain Time