| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Uri | 4,840 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Numanggang | 3,310 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Nimi | 2,450 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Nakame | 2,440 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Nek | 2,200 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Finongan | 1,780 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Ma Manda | 1,650 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Gusan | 1,150 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Nuk | 1,120 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Mamaa | 470 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap | |
| ● Mungkip | 10 | Trans-New Guinea | Huon-Finisterre | Finisterre | Erap |