Line 6 may refer to:
- Line 6 (Beijing Subway), a metro line in Beijing
- Line 6 (Chongqing Rail Transit), a metro line in Chongqing
- Line 6 (Guangzhou Metro), a metro line in Guangzhou, Guangdong
- Line 6 (Kunming Rail Transit), a metro line in Kunming, Yunnan
- Line 6 (Shanghai Metro), a metro line in Shanghai
- Line 6 (Tianjin Metro), a metro line in Tianjin
- Line 6 (Wuhan Metro), a metro line in Wuhan, Hubei
- U6 (Berlin U-Bahn), a metro line in Berlin U-Bahn
- U6 (Frankfurt U-Bahn), a metro line in Frankfurt U-Bahn
- Line 6 Finch West, future light rail line in Toronto
- Line 6 (company), a manufacturer of digital modeling guitars, amplifiers and related electronic equipment
|This disambiguation page lists articles associated with the title Line 6.
If an internal link led you here, you may wish to change the link to point directly to the intended article.