Metro Rail Systems Around the World

As of 2021, 190+ cities around the world have metro rail systems. In some parts of the world, they are referred as subway, U-bahn, underground or simply train system.

The London Underground was the first underground metro system to open in 1863. Beijing Subway has the longest route length while the New York Subway has the most number of stations. China has the largest number (40+) of cities with a metro rail system.

This page links to information pages of all operational Indian metro systems and select metro systems from around the world.

Operational Metro Systems in India

Operational Metro Systems in Asia

…more to be added!

Operational Metro Systems in South America

…more to be added!

Operational Metro Systems in North America

…more to be added!

This page is perpetually under construction and was last updated: June 14, 2022.