| bop | bonk1244 | Bonkiman | N,
F,
F,
Y,
Kewieng-Bonkiman-Nokopo | 3 |
| bpw | bopa1235 | Bo | L,
W,
Iteri-Bo | 106 |
| ksr | boro1279 | Borong | N,
F,
H,
W,
R,
P,
Kosorong-Burum-Mindik | 190 |
| bqs | bosn1248 | Bosmun | R,
L,
O,
Bosngun-Awar | 62 |
| bon | boze1239 | Bine (Boze Dialect) | E,
Bine | 158 |
| bon | boze1239 | Bine (Giringarede Dialect) | E,
Bine | 160 |
| buq | brem1238 | Barem | N,
M,
C,
G,
N,
Manep-Barem | 21 |
| buq | brem1238 | Brem | N,
M,
C,
G,
N,
Manep-Barem | 351 |
| ape | buki1249 | Bukiyip | N,
K,
A,
M,
Bukiyip-Abu | 36 |
| bvn | buna1277 | Buna (Torricelli) | N,
Marienberg | 170 |
| bfn | buna1278 | Buna | Timor-Alor-Pantar | 101 |
| bzu | burm1264 | Burmeso | E,
Burmeso | 39 |
| asi | buru1308 | Buruwai | N,
A,
A,
Sabakor | 40 |
| bry | buru1309 | Burui | N,
N,
S,
Burui-Gaikundi | 106 |
| 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 |
| bon | irup1239 | Bine (Irupi Dialect) | E,
Bine | 153 |
| bon | irup1239 | Bine (Drageli Dialect) | E,
Bine | 147 |
| bon | kuni1264 | Bine (Kunini Dialect) | E,
Bine | 168 |
| beu | lima1248 | Blagar (Limarahing On Pura Dialect) | T,
A,
N,
W,
K,
B,
B,
Coastal Blagar | 119 |
| bjz | mado1239 | Baruga (Mado Dialect) | N,
G,
B,
N,
S,
C,
B,
Baruga | 221 |
| bon | masi1270 | Bine (Masingle Dialect) | E,
Bine | 152 |
| bbb | nucl1630 | Barai (North Dialect) | K,
B,
Barai-Namiae | 152 |
| bbb | nucl1630 | Barai (South Dialect) | K,
B,
Barai-Namiae | 144 |
| bic | pika1238 | Bikaru | N,
E,
E,
O,
Bisorio | 65 |
| bon | sebe1243 | Bine (Sebe Dialect) | E,
Bine | 152 |
| bcf | sisi1249 | Bamu (Sisiame Dialect) | K,
Bamu | 108 |
| bon | soga1243 | Bine (Sogal Dialect) | E,
Bine | 154 |
| bjz | tafo1238 | Baruga (Tafota Dialect) | N,
G,
B,
N,
S,
C,
B,
Baruga | 625 |
| bon | tate1244 | Bine (Täti Dialect) | E,
Bine | 155 |
