 The United States Navy is also seeking access on a rotational basis for ships and Marines, and is already conducting maritime patrol aircraft patrols from bases in the Philippines.While the Subic Special Economic and Freeport Zone shares name with a town of the same name, it actually covers portions of Olongapo and the towns of Subic in Zambales and Morong and Hermosa in Bataan.It covers a total area of , but only area is secured and fenced where much of the development in the special economic zone has taken place.