Constituency NA-266 (Nasirabad) () was a constituency for the National Assembly of Pakistan.
General elections were held on 10 Oct 2002. Zafarullah Khan Jamali of PML-Q won by 62,107 votes.
General elections were held on 18 Feb 2008. Mir Taj Muhammad Jamali of PPP won by 76,556 votes.
General elections were held on 11 May 2013. Zafarullah Khan Jamali of PML-N won by 81,391 votes and became the member of National Assembly.