North South Line

"Also see here."

The North South Line was opened on the 7th of November 1987, being 6 kilometers long. They had the first 5 stations, including Yio Chu Kang, Ang Mo Kio, Bishan, Braddell and Toa Payoh. It later on extended with Yishun and Khatib on the 20th of December 1988. Other stations like City Hall and Dhoby Ghaut were added the following year. In 1996, the North South Line connected with the Branch Line, forming a complete journey from Jurong East to Marina Bay.

Later in 2014, the line expanded until Marina South Pier.