Languages:
| Isocode | Glottocode | Language | Classification | Count |
|---|---|---|---|---|
| ssd | siro1249 | Siroi | T, M, R, Kabenau | 332 |
| sob | sobe1238 | Sobei | A, M, C, E, O, W, N, S, Sarmi | 17 |
| smc | somm1240 | Som | T, F, F, Uruwa | 257 |
| siq | soni1260 | Sonia | T, Bosavi | 97 |
| urw | sopp1247 | Sop | T, M, R, Peka | 376 |
| kjd | sout2949 | Southern Kiwai (Tureture Dialect) | T, Kiwaian | 149 |
| kjd | sout2950 | Southern Kiwai | T, Kiwaian | 164 |
| sow | sowa1245 | Sowanda | B, Waris | 130 |
| szp | suab1238 | Suabo | T, S, Inanwatan | 192 |
| sue | suen1241 | Suena (Yema-Yarawe Dialect) | T, G, B, North Binanderean | 97 |
| sue | suen1241 | Suena | T, G, B, North Binanderean | 488 |
| sui | suki1245 | Suki | T, G, Suki | 95 |
| six | suma1270 | Sumau | T, M, R, Peka | 349 |