The acronym CSA stands for:
- The airport on the island of San Salvador ( Bahamas) IATA code;
- Civil Registry Office, the registry office in Switzerland;
The name Zsa is the short form of a Hungarian first name. Him lead:
- Zsa Zsa Gabor, the Hungarian- American actress;
- Zsa Zsa Speck, former keyboardist of the American band Marilyn Manson.