Sagauli Junction could be located in the East Champaran district of Bihar. The town of Sagauli is about 23 km away from the district headquarters Motihari, and Raxual is at about 29 km by road. The railway station at Sagauli comes under the jurisdiction of East Central Railways. Station code is: SGL.  Siwan is the nearest major junction at about 105 km by road.
Motihari, Raxaul, Lauria Nandangarh, Kesaria, Buddha Stupa and Sitamarhi are nearby places of interest. Major trains running through this station are Saptha Kranti Express connecting Delhi with Muzaffarpur, Bapudham express connecting Motihari with Manduadih in UP, Mithila Express connecting Mathura with Raxual, Sadhbhavana Express connecting Delhi with Raxual, Satygrah Expres, Gorakhpur-Kolkata Express, Amarnath Express connecting Jammu Tavi with Guwahati, Avadh Express connecting Mumbai with Muzaffarpur, and Garib Rath. Passenger trains running through Sagauli connect Raxual, Muzaffarpur, Samastipur, Narkatiaganj, and Hajipur. A weekly train between Darbhanga and Amritsar runs via this station.