Nawabshah is a tehsil and headquarters of the Shaheed Benazirabad District of Sindh province, Pakistan. This city is situated in the middle …Nawabshah is a tehsil and headquarters of the Shaheed Benazirabad District of Sindh province, Pakistan. This city is situated in the middle of Sindh province. It is the 27th most populous city in Pakistan. Nawabshah Tehsil was established in 1903 by the British government. The tehsil was a part of Hyderabad district. On 1 November 1912, Nawabshah was upgraded to a district status of Sind Division.