| Line | Number of stations | Transfer station and terminal station | Opening time |
| 1 | 27 | China Pharmaceutical University, Nanjing South Railway Station, Andemen, Xinjiekou, Gulou, Nanjing Railway Station, Maigaoqiao | 2005.9.3 | 2 | 26 | Youfangqiao, Yuantong, Xinjiekou, Daxinggong, Jinmalu, Jingtianlu | 2010.5.28 | 10 | 14 | Andemen, Yuantong, Yushanlu Station | 2014.7.1 | S1 | 9 | Lukou International Airport Station, Xiangyulunan Station, Nanjing South Railway Station | 2014.7.1 | S8 | 17 | Jinniuhu Station, Taifenglu, Taishanxincun Station | 2014.8.1 | 3 | 29 | Taifenglu, Mozhoudonglu Station, Nanjing South Railway Station, Daxinggong, Jimingsi, Nanjing Railway Station, Linchang Station | 2015.4.1 | 4 | 18 | Xianlinhu, Jinmalu, Jimingsi, Gulou, Longjiang | 2017.1.18 | S3 | 19 | Nanjing South Railway Station, Youfangqiao, Gaojiachong | 2017.12.6 | S9 | 6 | Xiangyulunan Station, Gaochun Station | 2017.12.30 | S7 | 9 | Wuxiangshan Station, Lukou International Airport Station | 2018.5.26 |
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