The 14005 / 14006 Lichchavi Express is an Express train belonging to Indian Railways – Northern Railway zone that runs between Anand Vihar Terminal & Sitamarhi in India. It operates as train number 14006 from Anand Vihar Terminal to Sitamarhi and as train number 14005 in the reverse direction, serving the states of Bihar, Uttar Pradesh & Delhi. It is named after the Licchavi (kingdom) – (also Lichchhavi, Lichavi) which was an ancient kingdom in Nepal, which existed in the Kathmandu Valley.