Based on Mahabharata evidence, the kingdom of the Angas roughly corresponded to the districts of Bhagalpur, Banka, Purnia, Munger, Katihar and Jamui in Bihar and districts of Deoghar, Godda, and Sahebganj in Jharkhand; later extended to include Malda and Uttar Dinajpur in Bengal.
Road links exist to Bhagalpur, Deoghar, Dumka, Pakur, Sahebganj, Lalmatiya (Lalmatia Colliery) and other major towns in the region.The nearest airports are Patna, Ranchi and Kolkata.
Many local and passenger trains connect Sitarampur with Dhanbad, Gomoh, Chittaranjan, Asansol and Bardhaman and to Madhupur & Deoghar in Deoghar district of Jharkhand and various other parts of Jharkhand and Bihar.