| kct | kaia1245 | Kayan | R,
R,
O,
Watam | 64 |
| kco | kina1251 | Kinalakna | T,
F,
H,
Western | 57 |
| kcd | ngka1235 | Kanum | S,
M,
Tonda | 41 |
| kcb | kawa1276 | Kawacha | T,
A,
Nuclear Angan | 106 |
| kbx | apma1241 | Ap Ma | R,
Kambot | 181 |
| kbx | kamb1306 | Ap Ma (Kambaramba Dialect) | R,
Kambot | 99 |
| kbv | dera1245 | Dera (Amgotro Dialect) | Senagi | 110 |
| kbv | dera1245 | Dera (MoĊgowar Dialect) | Senagi | 80 |
| kbv | dera1245 | Dera | Senagi | 40 |
| kbq | kama1370 | Kamano | T,
K,
G,
Kamano-Yagaria | 192 |
| kbk | gras1249 | Grass Koiari | T,
S,
K,
Koiaric | 191 |
| jmw | mouw1234 | Omati | T,
T,
Turama-Omatian | 97 |
| jma | dima1252 | Dima | T,
S,
Dagan | 197 |
| jko | kubo1242 | Kubo | T,
East Strickland | 248 |
| jil | jili1241 | Jilim | T,
M,
R,
Nuru | 331 |
| jet | mane1266 | Manem | B,
Waris | 141 |
| jel | yelm1242 | Yelmek | S,
Yelmek-Maklew | 42 |
| jei | yeii1239 | Yei | S,
M,
Yey | 41 |
| jbj | aran1237 | Arandai (Kasuwer Dialect) | T,
S,
S,
Eastern | 95 |
| jbj | aran1237 | Arandai (Weriagar Dialect) | T,
S,
S,
Eastern | 301 |
| jbj | aran1237 | Arandai (Sebyar Dialect) | T,
S,
S,
Eastern | 203 |
| jbj | aran1237 | Arandai | T,
S,
S,
Eastern | 39 |
| jbj | aran1237 | Arandai (Barau Dialect) | T,
S,
S,
Eastern | 151 |
| jbj | aran1237 | Arandai (Tarof Dialect) | T,
S,
S,
Eastern | 79 |
| jau | yaur1239 | Yaur | A,
M,
C,
E,
S,
W,
C,
Yaur | 19 |
| jaq | yaqa1246 | Yaqay (Wairu Dialect) | T,
M,
Yaqay | 225 |
| jaq | yaqa1246 | Yaqay | T,
M,
Yaqay | 188 |
| jaq | yaqa1246 | Yaqay (Wanggate Dialect) | T,
M,
Yaqay | 220 |
| jaq | yaqa1246 | Yaqay (Rayam Dialect) | T,
M,
Yaqay | 119 |
| jaq | yaqa1246 | Yaqay (Kogo Dialect) | T,
M,
Yaqay | 228 |
| jaq | yaqa1246 | Yaqay (Kotup Dialect) | T,
M,
Yaqay | 222 |
| iwm | iwam1256 | Iwam | S,
Iwam | 94 |
| itx | itik1240 | Itik | T,
O,
Tor | 37 |
| itr | iter1241 | Iteri | Left May | 80 |
| itr | iter1241 | Iteri (Rocky Peak Dialect) | Left May | 91 |
| isa | isab1240 | Isabi | T,
K,
G,
Isabi | 282 |
| irx | kamb1302 | Kamberau | T,
A,
Sabakor | 40 |
| irh | irar1238 | Irarutu | A,
M,
C,
E,
S,
South Halmahera | 50 |
| ire | ires1239 | Yeresiam | A,
M,
C,
E,
S,
W,
C,
Iresim | 16 |
| ipo | ipik1244 | Ipiko | T,
I,
Ipiko | 113 |
| ipi | ipil1240 | Ipili | T,
E,
Enga | 96 |
| iou | tuma1250 | Tuma-Irumu (Irumu Dialect) | T,
F,
F,
Wantoat | 52 |
| ino | inok1238 | Inoke-Yate | T,
K,
G,
Kamano-Yagaria | 252 |
| ind | indo1316 | Bahasa Indonesia | A,
M,
M,
M,
Malay | 122 |
| ind | indo1316 | Indonesian | A,
M,
M,
M,
Malay | 232 |
| imi | anam1248 | Anamgura | T,
M,
S,
J,
Pomoikan | 348 |
| ihp | ihaa1241 | Iha | T,
W,
W,
West Bomberai Proper | 41 |
| igo | iseb1246 | Isebe | T,
M,
C,
Gum | 350 |
| igm | kang1291 | Kanggape | R,
R,
Tanggu | 60 |
| iar | pura1257 | Purari | T,
E,
Purari | 100 |
