Which preposition to use with zamboanga

in Occurrences 1%

That of Cebu comprehends the Islands of Cebu and Bohol, Iloilo, Capiz and Antique, in the Island of Panay, the Islands of La Paragua, Negros and Samar, Misamis, Caraga and Zamboanga in that of Mindanao, and the Mariana Islands.

Which preposition to use with  zamboanga