Lahan
Lahan (लहान) is a city and municipality with 24 wards in Siraha District in the Madhesh Province south-eastern Nepal. It is connected with Mahendra Highway, which is also called the east–west highway. It is located nearly 350 kilometers or 99.3 miles east of the capital, Kathmandu. Lahan is located at the latitude of 26.717 and longitude of 86.483. It is at an elevation of 111 meters above sea level. It follows Nepali time zone, UTC Offset: +05:45 hours. Laukaha in India and nearby town of Thadi which is 18 km South of Lahan in Nepal are a  part of one of the agreed route for Mutual Trade between India and Nepal. Lahan connects Thadi to rest of Nepal. Nepal Government of Nepal has set up a dedicated customs office in the town. and Government of India has set up a Land Customs Station with a Superintendent level officer. So, in simple import and export are allowed in this location. The population has increased gradually due to urbanisation over a period of 20 years. This city has become a market hub in the eastern part of Province No. 2. Many people come from Udaypur for sales and shopping  as well. Air Transport. Rajbiraj Airport is the nearest airport 43.1 Km away from Lahan where daily 1 flight from Rajbiraj to the capital city Kathmandu is operated with the flight time of 35 minutes. Railways. The city is also connected to Laukaha Bazar railway station which is located in nearby Indian town of Laukaha, 18 km south via Nepali town of Thadi which is one of the main entry and exit point for people of Nepal and India. The long "Jainagar-Darbhanga-Narkatiaganj" line and "Sakri-Laukaha Bazar-Nirmali" line were converted from metre to broad gauge in 2011–2012