Question: which country shares longest land border with india
Answer: Land Border Country Length ( km ) and ( mi ) Force Comments Afghanistan 106 kilometres ( 66 mi ) N / A Pakistan Administered Kashmir border with Wakhan Corridor Bhutan 699 kilometres ( 434 mi ) Sashastra Seema Bal Myanmar 1,643 kilometres ( 1,021 mi ) Assam Rifles and Indian Army Nepal 1,758 kilometres ( 1,092 mi ) Sashastra Seema Bal Pakistan 3,323 kilometres ( 2,065 mi ) Border Security Force China 3,380 kilometres ( 2,100 mi ) Indo - Tibetan Border Police and Special Frontier Force Bangladesh 4,097 kilometres ( 2,546 mi ) Border Security Force India -- Bangladesh enclaves exchanged Sri Lanka 30 kilometres ( 19 mi ) Indian Coast Guard On a Ram Sethu sand dune .