| byr | baru1267 | Baruya | A,
N,
Baruya-Simbari | 103 |
| bpg | bong1287 | Bonggo | A,
M,
E,
O,
W,
N,
S,
Sarmi | 15 |
| bhw | biak1248 | Biak | A,
M,
E,
S,
C,
B,
Biak-Roon | 65 |
| bsm | busa1254 | Busami | A,
M,
E,
S,
C,
Y,
C,
C,
Serui-Busami | 10 |
| ind | indo1316 | Bahasa Indonesia | A,
M,
M,
M,
N,
Standard Malay-Indonesian | 122 |
| beo | beam1240 | Biami | B,
Etoro-Bedamini | 100 |
| beo | beam1240 | Beami | B,
Etoro-Bedamini | 150 |
| bzu | burm1264 | Burmeso | E,
Burmeso | 39 |
| bon | bine1240 | Bine | Eastern Trans-Fly | 2 |
| bon | kuni1264 | Bine (Kunini Dialect) | E,
Bine | 168 |
| bon | boze1239 | Bine (Giringarede Dialect) | E,
Bine | 160 |
| bon | sebe1243 | Bine (Sebe Dialect) | E,
Bine | 152 |
| bon | boze1239 | Bine (Boze Dialect) | E,
Bine | 158 |
| bon | tate1244 | Bine (Täti Dialect) | E,
Bine | 155 |
| bon | irup1239 | Bine (Irupi Dialect) | E,
Bine | 153 |
| bon | masi1270 | Bine (Masingle Dialect) | E,
Bine | 152 |
| bon | soga1243 | Bine (Sogal Dialect) | E,
Bine | 154 |
| bon | irup1239 | Bine (Drageli Dialect) | E,
Bine | 147 |
| bvz | bauz1241 | Bauzi | Geelvink Bay | 303 |
| brp | bara1375 | Barapasi | G,
Barapasi-Sauri-Kofei | 38 |
| bcf | bamu1257 | Bamu (Pirupiru Dialect) | Kiwaian | 94 |
| bcf | bamu1257 | Bamu | Kiwaian | 191 |
| bcf | sisi1249 | Bamu (Sisiame Dialect) | K,
Bamu | 108 |
| bbb | nucl1630 | Barai (North Dialect) | K,
B,
Barai-Namiae | 152 |
| bbb | nucl1630 | Barai (South Dialect) | K,
B,
Barai-Namiae | 144 |
| bqq | biri1259 | Biritai | L,
T,
E,
Eritai-Obokuitai-Biritai | 248 |
| bpw | bopa1235 | Bo | L,
W,
Iteri-Bo | 106 |
| bwk | bauw1240 | Bauwaki | M,
Bauwakic | 134 |
| bxz | bina1275 | Binahari | M,
Binaharic | 102 |
| bzf | boik1241 | Boikin | Ndu | 43 |
| bry | buru1309 | Burui | N,
N,
S,
Burui-Gaikundi | 106 |
| bey | beli1258 | Beli | Nuclear Torricelli | 44 |
| ape | buki1249 | Bukiyip | N,
K,
A,
M,
Bukiyip-Abu | 36 |
| bvn | buna1277 | Buna (Torricelli) | N,
Marienberg | 170 |
| asi | buru1308 | Buruwai | N,
A,
A,
Sabakor | 40 |
| bhl | bimi1240 | Bimin (Akalu Dialect) | N,
A,
A,
O,
O,
M,
Division A Mountain Ok | 100 |
| bhl | bimi1240 | Bimin (Fagobiw Dialect) | N,
A,
A,
O,
O,
M,
Division A Mountain Ok | 123 |
| bhl | bimi1240 | Bimin | N,
A,
A,
O,
O,
M,
Division A Mountain Ok | 79 |
| bhl | bimi1240 | Bimin (Sengen Dialect) | N,
A,
A,
O,
O,
M,
Division A Mountain Ok | 120 |
| bir | biso1243 | Bisorio | N,
E,
E,
Outer Enga | 67 |
| bir | biso1243 | Bisorio (Iniai Dialect) | N,
E,
E,
Outer Enga | 94 |
| bic | pika1238 | Bikaru | N,
E,
E,
O,
Bisorio | 65 |
| bop | bonk1244 | Bonkiman | N,
F,
F,
Y,
Kewieng-Bonkiman-Nokopo | 3 |
| ksr | boro1279 | Borong | N,
F,
H,
W,
R,
P,
Kosorong-Burum-Mindik | 190 |
| bhg | amba1268 | Binandere (Ambasi Dialect) | N,
G,
B,
N,
Binandere | 195 |
| bhg | bina1278 | Binandere | N,
G,
B,
N,
Binandere | 716 |
| bjz | baru1269 | Baruga | N,
G,
B,
N,
S,
C,
Baruga-Doghoro | 81 |
| bjz | mado1239 | Baruga (Mado Dialect) | N,
G,
B,
N,
S,
C,
B,
Baruga | 221 |
| bjz | tafo1238 | Baruga (Tafota Dialect) | N,
G,
B,
N,
S,
C,
B,
Baruga | 625 |
| bjz | bare1274 | Baruga (Bareji Dialect) | N,
G,
B,
N,
S,
C,
B,
Baruga | 329 |
