Quezon City, the most populous city in the Philippines, is politically subdivided into 142 barangays. These barangays are grouped into four congressional districts, with each district represented by a congressman in the House of Representatives. As of July 2, 2012, President Benigno S. Aquino III signed into law Republic Act No. 10170, dividing and reapportioning the Second District into three (3) more legislative districts, namely the Second, Fifth and Sixth Districts.