CA or ca may refer to:
Canada ( ( listen) KAN-ə-də; French: [kanadɑ]) is a country located in the northern part of North America.
California is a state in the Pacific Region of the United States of America. With 39.5 million residents, California is the most populous state in the United States and the third most extensive by area.
The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with more than 1.29 billion members worldwide.
The domestic cat (Felis silvestris catus or Felis catus) is a small, typically furry, carnivorous mammal.
Caitlyn Marie Jenner (born October 28, 1949), formerly known as Bruce Jenner, is an American television personality and retired Olympic gold medal-winning decathlete.
Captain America: Civil War is a 2016 American superhero film based on the Marvel Comics character Captain America, produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures.
Catherine, Duchess of Cambridge (Catherine Elizabeth "Kate"; née Middleton; born 9 January 1982) is a member of the British royal family.