Airlines established in 1955

flag-carrier airline of Pakistan

flag carrier airline of Afghanistan

defunct leisure airline of Germany (1955—2009)

Swedish cargo airline

Peninsula Airways, operated as PenAir, was a U.S.-based regional airline headquartered in Anchorage, Alaska. It was Alaska's second-largest commuter airline operating scheduled passenger service, as well as charter and medevac services throughout the state. Its main base was Ted Stevens Anchorage International Airport. PenAir had a code sharing agreement in place with Alaska Airlines with its flights operated in the state of Alaska.

former airline, flag carrier of East Germany

Defunct Brazilian airline

former Portuguese airline

1955–1980 airline in Colombia

Helicol S.A. (Spanish acronym: Helicopteros Nacionales de Colombia) is a helicopter operator based at El Dorado International Airport in Bogotá, Colombia. It is a subsidiary airline of Avianca.

aviation services company in Taiwan