NgongaCameroon Littoral Chiu Sanaga-Maritime Koān ê chi̍t ê chū-lo̍h.

Ngonga
—  Chū-lo̍h  —
Ngonga is located in Cameroon
Ngonga
Ngonga
Ngonga tī Cameroon ê ūi-tì
Keng-hūi-tō͘: 4°02′N 10°13′E / 4.04°N 10.22°E / 4.04; 10.22
Kok-ka  Cameroon
Chiu Littoral
Koān Sanaga-Maritime
Jîn-kháu
 - Lóng-chóng 351 lâng