Line 12 may refer to several railway routes:
Asia
- Line 12 (Beijing Subway), China
- Line 12 (Dalian Metro), China
- Line 12 (Guangzhou Metro), China (under construction)
- Line 12 (Shanghai Metro), China
- Line 12 (Shenzhen Metro), China
- Line 12 (Mumbai Metro), India
- Downtown MRT line, numbered 12, Singapore
- Putrajaya line, or Line 12, Malaysia
- Toei Ōedo Line, originally Line 12, Tokyo, Japan
Europe
- Line 12 (Barcelona Metro), a shuttle train on the Barcelona–Vallès Line, Spain
- Line 12 (Madrid Metro), Spain
- Line 12 (Moscow Metro), Russia
- Paris Métro Line 12, France
- S12 (ZVV), Zurich, Switzerland
North America
- 12 (BMT rapid transit service), New York City, US (defunct)
- Mexico City Metro Line 12, Mexico
South America
- Line 12 (CPTM), São Paulo, Brazil
This disambiguation page lists articles associated with the title Line 12.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: