Zamboanga del Sur is a province of the Philippines located in the Zamboanga Peninsula region in Mindanao.Pagadian City is the capital, which is also the Center of Region IX. The province borders Zamboanga del Norte to the north, Zamboanga Sibugay to the west, Misamis Occidental to the northeast, and Lanao del Norte to the east. To the south is the Moro Gulf.
Pagadian, a former barrio of the town of Labangan of the lone province of Zamboanga, became a municipality on March 23, 1937 through Executive Order 77 of the late Presdient Manuel L. Quezon. Its ascendancy was due to the eager initiative of then Assemblyman Juan S. Alano.
Municipalities of Zamboanga Del Sur
* Ramon Magsaysay (Liargo)
* San Miguel
* San Pablo
* Sominot (Don Mariano Marcos)
* Vincenzo A. Sagun