Bus and train services cover most of Madhya Pradesh. The road network of the state includes 20 national highways. A rail network criss-crosses the state, with Jabalpur serving as headquarters for the West Central Railway Zone of the Indian Railways. The Central Railway and the Western Railway also cover parts of the state. Most of the western Madhya Pradesh comes under Ratlam Rail Division of Western Railways, including cities like Indore, Ujjain, Mandsaur, Khandwa, Neemuch and Bairagarh in Bhopal. The state has a total of 20 major railway junctions. The major inter-state bus terminals are located in Bhopal, Indore, Gwalior and Jabalpur. More than 2,000 buses are conducted daily from these four cities. The intra-city transit systems mostly consist of buses, private autos and taxis.