| kiw | giba1246 | Northeast Kiwai (Gibaio Dialect) | T,
Kiwaian | 100 |
| kiw | kope1239 | Northeast Kiwai (Gope Dialect) | T,
Kiwaian | 101 |
| kiw | arig1248 | Northeast Kiwai (Arigibi Dialect) | T,
Kiwaian | 100 |
| kiw | uram1241 | Northeast Kiwai (Urama Dialect) | T,
Kiwaian | 99 |
| kiy | kiri1256 | Kirikiri | L,
T,
West | 238 |
| kiy | faia1238 | Kirikiri (Faia Dialect) | L,
T,
West | 124 |
| kja | mlap1238 | Mlap | Nimboran | 40 |
| kjd | sout2950 | Southern Kiwai | T,
Kiwaian | 164 |
| kjd | sout2949 | Southern Kiwai (Tureture Dialect) | T,
Kiwaian | 149 |
| kjr | kuru1305 | Kurudu | A,
M,
C,
E,
S,
W,
C,
Y,
East | 41 |
| kjs | east2516 | East Kewa | T,
E,
Angal-Kewa | 96 |
| kjy | erav1244 | Erave | T,
E,
Angal-Kewa | 74 |
| kkb | kwer1264 | Kwerisa | L,
T,
East | 37 |
| kkc | odoo1238 | Odoodee (Kalamo Dialect) | T,
East Strickland | 99 |
| kkc | odoo1238 | Odoodee (Hesif Dialect) | T,
East Strickland | 94 |
| kkl | kosa1249 | Yale, Korsarek | T,
M,
Eastern | 141 |
| klm | kolo1267 | Migum | T,
M,
R,
Kabenau | 300 |
| klp | kama1360 | Kamasa | T,
A,
Nuclear Angan | 99 |
| klq | rumu1243 | Rumu | T,
T,
Kairi | 102 |
| klt | nukn1238 | Nukna | T,
F,
F,
Uruwa | 54 |
| klt | nukn1238 | Nukna (Hamelengan Dialect) | T,
F,
F,
Uruwa | 54 |
| klz | kabo1247 | Kabola (Aimoli Dialect) | T,
W,
T,
A,
Alor | 125 |
| klz | pint1252 | Kabola (Pitumbang Dialect) | T,
W,
T,
A,
Alor | 118 |
| klz | kabo1247 | Kabola (Hamap Dialect) | T,
W,
T,
A,
Alor | 120 |
| kmf | kare1341 | Kare | T,
M,
C,
Kare | 375 |
| kmg | wemo1239 | Kâte (Wemo Dialect) | T,
F,
H,
Eastern | 54 |
| kmg | mago1249 | Kâte (Mâgobineng Dialect) | T,
F,
H,
Eastern | 54 |
| kmg | wamo1241 | Kâte (Wâmora Dialect) | T,
F,
H,
Eastern | 56 |
| kmg | kate1253 | Kâte | T,
F,
H,
Eastern | 140 |
| kmh | kala1397 | Kalam | T,
M,
Kalam-Kobon | 381 |
| kmn | awtu1239 | Awtuw | S,
Ram | 89 |
| kmo | kwom1262 | Kwoma | S,
Nukuma | 92 |
| kmt | kemt1242 | Kemtuik | Nimboran | 40 |
| kmx | wabo1241 | Waboda | T,
Kiwaian | 167 |
| knd | kond1303 | Konda | T,
S,
Konda-Yahadian | 40 |
| knv | tabo1241 | Tabo | S,
Waia | 171 |
| kol | kolp1236 | Kol | Isolate | 219 |
| kop | kwat1244 | Waube | T,
M,
R,
Nuru | 347 |
| koz | kora1296 | Korak | T,
M,
S,
Kowan | 347 |
| kpf | komb1273 | Komba (Gwama River (North) Dialect) | T,
F,
H,
Western | 160 |
| kpf | komb1273 | Komba | T,
F,
H,
Western | 198 |
| kpf | komb1273 | Komba (Gwama River (South) Dialect) | T,
F,
H,
Western | 159 |
| kpf | komb1273 | Komba (Puleng River Dialect) | T,
F,
H,
Western | 161 |
| kpf | komb1273 | Komba (Ândâ River Dialect) | T,
F,
H,
Western | 161 |
| kpq | koru1245 | Korapun-Sela | T,
M,
Eastern | 40 |
| kpr | kora1294 | Korafe | T,
G,
B,
N,
S,
C,
Gaena-Korafe | 52 |
| kpr | kora1294 | Yegha (Oukena Dialect) | T,
G,
B,
N,
S,
C,
Gaena-Korafe | 83 |
| kpr | kora1294 | Yegha (Korafe Dialect) | T,
G,
B,
N,
S,
C,
Gaena-Korafe | 520 |
| kpr | kora1294 | Yegha (Ambe-Dofo Dialect) | T,
G,
B,
N,
S,
C,
Gaena-Korafe | 50 |
| kpr | kora1294 | Yegha (Yega Dialect) | T,
G,
B,
N,
S,
C,
Gaena-Korafe | 130 |
