| ghs | guhu1244 | Guhu-Samane | T,
G,
Guhu-Samane | 126 |
| gim | gimi1243 | Gimi | T,
K,
G,
Fore | 188 |
| gmu | guma1255 | Gumalu | T,
M,
C,
Gum | 349 |
| goi | goba1246 | Gobasi (Bibo Dialect) | T,
East Strickland | 145 |
| goi | goba1246 | Gobasi | T,
East Strickland | 100 |
| goi | oiba1238 | Gobasi (Oibae Dialect) | T,
East Strickland | 100 |
| goi | honi1245 | Gobasi (Honibo Dialect) | T,
East Strickland | 199 |
| gop | yere1243 | Yeretuar | A,
M,
C,
E,
S,
W,
C,
Yeretuar | 19 |
| grg | madi1261 | Madi | T,
F,
F,
Gusap-Mot | 57 |
| grs | gres1240 | Gresi | Nimboran | 40 |
| gsn | gusa1246 | Gusan | T,
F,
F,
Erap | 56 |
| gyb | garu1246 | Garus | T,
M,
C,
Hanseman | 354 |
| gyb | garu1246 | Garus (A'é Dialect) | T,
M,
C,
Hanseman | 0 |
| gyb | garu1246 | Garus (Em Dialect) | T,
M,
C,
Hanseman | 0 |
| gyb | garu1246 | Garus (Ate Dialect) | T,
M,
C,
Hanseman | 0 |
| had | hata1243 | Hatam | Language isolate | 40 |
| had | hata1243 | Hatam (Borai Dialect) | Language isolate | 40 |
| hih | pamo1253 | Pamosu | T,
M,
C,
P,
Tiboran | 320 |
| hkk | hunj1241 | Hunjara-Kaina Ke (Kokoda Dialect) | T,
G,
B,
N,
S,
Orokaivan | 82 |
| hkk | hunj1241 | Hunjara-Kaina Ke | T,
G,
B,
N,
S,
Orokaivan | 388 |
| hmo | hiri1237 | Hiri Motu | P,
Motu based | 155 |
| hmt | hamt1247 | Hamtai | T,
A,
Nuclear Angan | 105 |
| huf | hume1246 | Humene | T,
S,
Kwalean | 255 |
| hui | huli1244 | Huli | T,
E,
Huli | 254 |
| hul | hula1239 | Hula | A,
M,
C,
E,
O,
W,
P,
P,
C,
Sinagoro-Keapara | 280 |
| ian | iatm1242 | Iatmul (Sawos Dialect) | S,
Ndu | 18 |
| ian | iatm1242 | Iatmul (Brugnowi Dialect) | S,
Ndu | 137 |
| ian | iatm1242 | Iatmul (Tambanam Dialect) | S,
Ndu | 139 |
| ian | iatm1242 | Iatmul (Korogo Dialect) | S,
Ndu | 137 |
| ian | iatm1242 | Iatmul (Kanganaman Dialect) | S,
Ndu | 129 |
| ian | iatm1242 | Iatmul | S,
Ndu | 43 |
| iar | pura1257 | Purari | T,
E,
Purari | 100 |
| igm | kang1291 | Kanggape | R,
R,
Tanggu | 60 |
| igo | iseb1246 | Isebe | T,
M,
C,
Gum | 350 |
| ihp | ihaa1241 | Iha | T,
W,
W,
West Bomberai Proper | 41 |
| imi | anam1248 | Anamgura | T,
M,
S,
J,
Pomoikan | 348 |
| ind | indo1316 | Bahasa Indonesia | A,
M,
M,
M,
Malay | 122 |
| ind | indo1316 | Indonesian | A,
M,
M,
M,
Malay | 232 |
| ino | inok1238 | Inoke-Yate | T,
K,
G,
Kamano-Yagaria | 252 |
| iou | tuma1250 | Tuma-Irumu (Irumu Dialect) | T,
F,
F,
Wantoat | 52 |
| ipi | ipil1240 | Ipili | T,
E,
Enga | 96 |
| ipo | ipik1244 | Ipiko | T,
I,
Ipiko | 113 |
| ire | ires1239 | Yeresiam | A,
M,
C,
E,
S,
W,
C,
Iresim | 16 |
| irh | irar1238 | Irarutu | A,
M,
C,
E,
S,
South Halmahera | 50 |
| irx | kamb1302 | Kamberau | T,
A,
Sabakor | 40 |
| isa | isab1240 | Isabi | T,
K,
G,
Isabi | 282 |
| itr | iter1241 | Iteri (Rocky Peak Dialect) | Left May | 91 |
| itr | iter1241 | Iteri | Left May | 80 |
| itx | itik1240 | Itik | T,
O,
Tor | 37 |
| iwm | iwam1256 | Iwam | S,
Iwam | 94 |
