-  The "Reunification Express Route", from Hanoi to Ho Chi Minh City, is 1,726km.
-  Hanoi -  Lao Cai
-  Hanoi - Haiphong
-   Hanoi - Quan Trieu
-  Hanoi - Dong Dang
-  Kep - Uong Bi - Halong
-  Kep - Luu Xa
-  The international  trains from Hanoi to Beijing (China) via Dong Dang station (Lang Son).

When it is more developed, Vietnam railway network is possibly linked to Cambodia, Thailand and Malaysia railway network via which to Singapore and Laos railways.
   
Some major train stations

Hanoi
Hanoi Railway Station
Add: 120 Le Duan St., Hanoi
Tel: (84 - 4)  3942 3697
Trains to the South and Beijing (China)
  
Ho Chi Minh City
Saigon Railway Station
Add: 1 Nguyen Thong St., Ho Chi Minh City
Tel: (84 - 8) 3846 6091
   
Hue Railway Station
Add: 2 Bui Thi Xuan St., Hue City,  Thua Thien - Hue Province
Tel: (84 - 54) 3822 175
   
Danang Railway Station
Add: 202 Haiphong St., Danang City
Tel: (84 - 511) 382 3810