AH16

Asian Highway 16 (AH16) is a road in the Asian Highway Network running from Tak, Thailand to Đông HÃÂ, Vietnam connecting AH1 and AH2 to AH1 after AH1 takes a turn from south to North after crossing Cambodia. The route is as follows:

Thailand

• Route 12: Tak () - Phitsanulok ()- Khon Kaen () - Somdet - Mukdahan
• Route 212: Mukdahan - Bang Sai Yai
• Route 239: Second Thai–Lao Friendship Bridge

Laos

• Route 9W: Savannakhet - Xeno
• Route 13: Xeno (concurrent with for 3 km)
• Route 9E: Xeno - Xépôn - Dansavan

Vietnam

• QL9: Lao Bảo - Đông Hà()