Birganj is a sub-metropolitan municipality and border town in Parsa District in the Narayani Zone of southern Nepal. It lies 283 km south of the capital Kathmandu, 3 km north of the border of the Indian state of Bihar. As an entry point to Nepal from Patna and Calcutta.According to the 2001 census of Nepal it has a population of 112,484, there are several languages spoken in the town including Bhojpuri, Nepali, Maithili, Newari, Marwari and Hindi. It is the biggest city in Narayani Zone and is a headquarter of Parsa District. irganj was the only door to and out of Nepal by road at first. It was the only city that connected the country with India.Birganj was served by a station on a branch of Indian Railways which extended to Amlekhganj (Nepal).birgunj is also known as the land of business for nepal.you can find your all business needs in this city.