Arrah (formerly Shahabad) is one of the 40 Lok Sabha (parliamentary) constituencies in Bihar, India.

It is a part of the Bhojpur district and comprises seven Assembly constituencies: Sandesh, Barhara, Arrah, Agiaon (SC), Tarari, Jagdishpur and Shahpur.

Bali Ram Bhagat, who hailed from Yadav caste and Chandradeo Prasad Verma, who was a member of Kushwaha (Koeri) caste were the parliamentarians, who had the distinction of getting elected from this seat for multiple times.

[1][2] From 1976 to 2008, the Arrah Lok Sabha constituency had 6 Bihar Legislative Assembly seats.

[3] Arrah Lok Sabha constituency comprises the following seven Bihar Legislative Assembly seats, all from Bhojpur district.