At 26.08, on the board of Police Station, the mentioned pincode(431001) is of Aurangabad, Maharashtra instead of Aurangabad, Bihar.
The scene where Delhi Cops traveling through a bridge at Bihar Naxalite area, is interestingly Yamina Old Bridge which is in Delhi. Even passing vehicles have Delhi's number plates... !! Delhi main he Bihar ki Shoooting... !.
At 26:00 when the Delhi Policemen visit the police station in Aurangabad in the state of Bihar, the board reads a Pincode of 431001 which is in-fact the pin code of a different place Aurangabad which is a major city in Maharashtra. The pin code written should've been 824101 instead of 431001.
The SHO of Aurangabad Bihar mentioned the native place of 5th culprit as Jharkhand but he was from Bihar.