• Zamboanga City, the largest and only highly urbanized city (HUC) located on the southwestern-most tip of Zamboanga Peninsula
• Zamboanga Peninsula (geographical region), a peninsula projecting westward from the Mindanao Island landmass in the southern Philippines
• Zamboanga Peninsula (Administrative Region), a political Administrative Region composed of 1 highly urbanized city, 3 Provinces, 3 component cities, mainly consisting of the geographical peninsula located on the west of Mindanao Island in the southern Philippines
• Republic of Zamboanga, a short-lived revolutionary republic in 1899
• Zamboanga (province), historic early-20th century province of the Philippine Commonwealth
• Zamboanga del Norte, modern province located along the northern coast of Zamboanga Peninsula
• Zamboanga del Sur, modern province located along the upper third of the southern coast of Zamboanga Peninsula
• Zamboanga Sibugay, modern province located along the middle third of the southern coast of Zamboanga Peninsula
• Roman Catholic Archdiocese of Zamboanga, a Catholic archdiocese in the Philippines
• Zamboanga Protestant Churches, the Protestant Christian Denomination
• Zamboanga Daily Newspapers, the daily newspapers in Zamboanga City and the Peninsula
• Zamboanga Alternative News Source, the Online News Source not found in daily newspapers

Hiszpanie założyli je w 1635 roku. Wówczas nazywało się Fort Pilar.

Ważny ośrodek handlowo-przemysłowy. Przemysł chemiczny, spożywczy i drzewny, rzemiosło wyrobów z mosiądzu i brązu. Dla turystów zbieractwo muszli i korali. Lotnisko i port morski. Centrum religii islamskiej na Mindanao.

È una delle città più antiche delle Filippine e la più ispanizzata. È anche una delle città più grandi del mondo in termini di superficie, con un'area di oltre 1.480 km². Secondo il censimento del 2000 ha 601.794 abitanti in 177.152 case, che ne fanno la sesta città più popolosa dello stato.

Zamboanga è il maggiore centro di commerci, servizi sanitari ed educazione di tutto il Mindanao occidentale. La gente della città parla una lingua creola mista allo spagnolo che si chiama chabacano, ma quella che si utilizza principalmente come lingua sostratale è il cebuano.