| kpf | komb1273 | Komba | N,
F,
H,
W,
C,
K,
Selepet-Komba | 198 |
| kpf | komb1273 | Komba (Ândâ River Dialect) | N,
F,
H,
W,
C,
K,
Selepet-Komba | 161 |
| kpq | koru1245 | Korapun-Sela | N,
M,
Western Mek | 40 |
| kpr | kora1294 | Korafe (Rabade Dialect) | N,
G,
B,
N,
S,
C,
Gaena-Korafe | 91 |
| kpr | kora1294 | Korafe | N,
G,
B,
N,
S,
C,
Gaena-Korafe | 52 |
| kpr | kora1294 | Korafe (Mokorua Dialect) | N,
G,
B,
N,
S,
C,
Gaena-Korafe | 83 |
| kpu | kafo1240 | Kafoa | T,
A,
Nuclear Alor-Pantar | 117 |
| kpw | kobo1249 | Kobon | N,
M,
K,
Kalam-Kobon | 486 |
| kqb | kova1243 | Kovai | N,
F,
H,
E,
Trans Vitiaz | 40 |
| kqi | koit1244 | Koitabu | K,
K,
Koita-Koiari | 176 |
| kql | kyen1243 | Kyenele (Kyaimbarang Dialect) | Y,
Miyak-Bun-Biwat | 117 |
| kql | kyen1243 | Kyenele (Miyak Dialect) | Y,
Miyak-Bun-Biwat | 98 |
| kto | kuot1243 | Kuot | Language isolate | 293 |
| kue | kuma1280 | Kuman | N,
C,
S,
N,
Kuman-Dom-Gunaa | 258 |
| kuo | kumu1247 | Kumukio | N,
F,
H,
W,
C,
D,
Kinalakna-Kumukio | 52 |
| kvd | kuii1253 | Kui | T,
A,
N,
Central Alor | 118 |
| kvd | kira1248 | Kui (Kiramang Dialect) | T,
A,
N,
C,
Kui (Indonesia) | 132 |
| kvg | kuni1265 | Kuni-Boazi (Boazi Dialect) | A,
M,
Boazi | 49 |
| kvg | kuni1265 | Kuni-Boazi | A,
M,
Boazi | 265 |
| kvg | kuni1265 | Kuni-Boazi (Kuini Dialect) | A,
M,
Boazi | 4 |
| kwe | nucl1595 | Kwerba | G,
K,
Kwerbaic | 41 |
| kwe | nucl1595 | Kwerba (Airmati Dialect) | G,
K,
Kwerbaic | 38 |
| kwh | kowi1239 | Kowiai | A,
M,
G,
B,
S,
Geser-Gorom-Bati | 8 |
| kwt | kwes1245 | Kwesten | T,
Tor | 43 |
| kxw | kona1242 | Konai | East Strickland | 100 |
| kxz | kere1286 | Kerewo | K,
Turama-Kerewo | 101 |
| kyc | kyak1244 | Kyaka | N,
E,
Engan | 116 |
| kyo | hale1239 | Klon (Halerman Dialect) | T,
A,
N,
W,
Klon | 120 |
| kyo | kelo1247 | Klon | T,
A,
N,
West Alor-Straits-Pantar | 284 |
| kyo | prob1239 | Klon (Probur Dialect) | T,
A,
N,
W,
Klon | 119 |
| kyt | kaya1328 | Kayagar | K,
Kaygir-Tamagario | 128 |
| kyy | kamb1303 | Kambaira | N,
K,
K,
Unclassified Kainantu | 98 |
| kzm | kais1235 | Kais | South Bird's Head Family | 40 |
| kzv | komy1238 | Komyandaret | N,
A,
A,
G,
B,
Tsakwambo-Komyandaret | 211 |
| kzz | kala1256 | Kalabra | W,
South West Bird's Head | 38 |
| pep | kunj1246 | Kunja (Peremka Dialect) | Y,
M,
T,
Eastern Tonda | 0 |
| prm | kibi1239 | Kibiri | T,
Kiwaian | 101 |
| skm | saka1292 | Kutong (Sakam Dialect) | N,
F,
F,
U,
Sakam-Som | 56 |
| tbd | kaki1249 | Kaki Ae | T,
E,
Tate | 254 |
| tcq | kaiy1239 | Kaiy | L,
T,
E,
Doutai-Kai-Waritai | 235 |
| tpg | kula1280 | Kula | T,
A,
East Alor | 129 |
| tyn | komb1274 | Kombai | N,
A,
A,
G,
A,
Ndeiram | 71 |
| woi | kama1365 | Kamang (Langkuru Dialect) | T,
A,
N,
C,
Abuic | 121 |
| woi | kama1365 | Kamang (Pido 2 Dialect) | T,
A,
N,
C,
Abuic | 123 |
| woi | kama1365 | Kamang | T,
A,
N,
C,
Abuic | 126 |
| woi | kama1365 | Kamang (Kolomane Dialect) | T,
A,
N,
C,
Abuic | 120 |
| woi | kama1365 | Kamang (Pido 1 Dialect) | T,
A,
N,
C,
Abuic | 127 |
| woi | kama1365 | Kamang (Letley Dialect) | T,
A,
N,
C,
Abuic | 122 |
| xau | kauw1242 | Kauwera | G,
K,
Kwerbaic | 40 |
| xes | kesa1244 | Kesawai | N,
M,
R,
E,
Kesawai-Sausi | 307 |
