Map / Languages / Tonga (Zambia) Language · Atlantic-Congo Tonga (Zambia) Listed in 1 country. Speakers (estimate)c. 2.3 million sum over countries per CLDR, including second-language users FamilyAtlantic-Congo Bantu Script– Codestoi Glottolog tong1318 Where it is spoken PNG Widely used 1 Widely used Zambia 11% 2.3 million Related languages on this site Swahili Nyanja Zulu Shona Kinyarwanda Luba-Lulua Xhosa Umbundu Kikuyu Kimbundu Rundi Bemba ← Show on the world map