Which time zone does NOT use daylight saving time?

Which time zone is observed in the Turkish province of Istanbul? What time zone is observed in the Peruvian region of Loreto? What is the time zone offset for the Indian Ocean territory of Christmas Island? What is the time zone of Sydney, Australia? What is the time zone offset of Moscow, Russia? What is the time zone of Rio de Janeiro, Brazil? What is the time zone of Tokyo, Japan? Which time zone is also known as Zulu Time?