Languages:
| Isocode | Glottocode | Language | Classification | Count |
|---|---|---|---|---|
| nku | Kulango, Bouna | N, A, V, N, G, Kulango | 48 | |
| kvn | Kuna | C, C, I, E, Kuna | 0 | |
| kup | Kunimaipa | T, S, G, Kunimaipa | 48 | |
| pep | Kunja / Bondobol | S, M, Tonda | 76 | |
| mkn | Kupang Malay | A, M, M, M, Malay | 48 | |
| xkz | Kurtöp | S, T, W, B, E, Bumthang | 28 | |
| kru | Kurukh | North Dravidian | 50 | |
| Kuuk Thaayorre | 48 | |||
| Kuuku Ya'u | 48 | |||
| cwt | Kuwaataay (Diembering Dialect) | N, A, A, N, B, J, J, Kwatay | 44 | |
| tnk | Kwamera | A, M, C, E, O, C, S, Tanna | 48 | |
| knp | Kwanja (Njanga Dialect) | 48 | ||
| xwa | Kwaza | Language isolate | 48 | |
| gww | Kwini | A, Worrorran | 76 | |
| kmo | Kwoma | S, Nukuma | 48 |