| noc | nukk1240 | Nuk (Tunam Dialect) | N,
F,
F,
E,
B,
Nek-Nuk | 111 |
| noc | nukk1240 | Nuk | N,
F,
F,
E,
B,
Nek-Nuk | 57 |
| noc | nukk1240 | Nuk (Tamben Dialect) | N,
F,
F,
E,
B,
Nek-Nuk | 112 |
| nnm | nami1256 | Namia | S,
Yellow River | 90 |
| nnk | nank1250 | Nankina | N,
F,
F,
Yupna | 59 |
| nnf | ngai1241 | Ngaing | N,
F,
F,
G,
Unclassified Gusap-Mot | 55 |
| nlc | nalc1240 | Nalca | N,
M,
Western Mek | 41 |
| nks | nort2917 | Asmat, North (Weyo Dialect) | N,
A,
A,
Asmat | 1 |
| nks | nort2917 | Asmat, North (Momogo Dialect) | N,
A,
A,
Asmat | 110 |
| nks | nort2917 | Asmat, North | N,
A,
A,
Asmat | 27 |
| nks | nort2917 | Asmat, North (Pupis Dialect) | N,
A,
A,
Asmat | 58 |
| nks | nort2917 | Asmat, North (Ti Dialect) | N,
A,
A,
Asmat | 31 |
| nks | nort2917 | Asmat, North (Irogo Dialect) | N,
A,
A,
Asmat | 39 |
| nkj | naka1265 | Nakai | N,
A,
A,
O,
O,
Tangko-Nakai | 215 |
| nkg | nekg1240 | Nekgini | N,
F,
F,
G,
Gira-Neko-Nekgini | 54 |
| niz | ning1273 | Ningil | N,
W,
C,
W,
Ningil-Yil | 41 |
| niw | nimo1247 | Nimo | L,
W,
Nimo-Nakwi | 176 |
| nis | nimi1240 | Nimi | N,
F,
F,
E,
Sauk-Nimi | 55 |
| nir | nucl1633 | Nimboran | Nimboranic | 40 |
| nif | nekk1240 | Nek (Goambot Dialect) | N,
F,
F,
E,
B,
Nek-Nuk | 113 |
| nif | nekk1240 | Nek | N,
F,
F,
E,
B,
Nek-Nuk | 56 |
| nib | naka1264 | Nakame (Sikalan Dialect) | N,
F,
F,
E,
Boana | 119 |
| nib | naka1264 | Nakame (Munguleng Dialect) | N,
F,
F,
E,
Boana | 137 |
| nib | naka1264 | Nakame (Wasin Dialect) | N,
F,
F,
E,
Boana | 119 |
| nib | naka1264 | Nakame (Sokan Dialect) | N,
F,
F,
E,
Boana | 119 |
| nib | naka1264 | Nakame (Gufin Dialect) | N,
F,
F,
E,
Boana | 77 |
| nib | naka1264 | Nakame (Dzenzen Dialect) | N,
F,
F,
E,
Boana | 123 |
| nib | naka1264 | Nakame | N,
F,
F,
E,
Boana | 52 |
| nib | naka1264 | Nakame (Popof Dialect) | N,
F,
F,
E,
Boana | 128 |
| ner | yaha1248 | Yahadian | T,
S,
Konda-Yahadian | 41 |
| nej | neko1240 | Neko | N,
F,
F,
G,
Gira-Neko-Nekgini | 33 |
| nec | nede1245 | Nedebang | T,
A,
N,
W,
Pantar | 122 |
| ncm | namb1293 | Nambu (Keraki Dialect) | Y,
M,
Nambu | 1 |
| ncm | namb1293 | Nambu (Parb Dialect) | Y,
M,
Nambu | 1 |
| nce | yale1246 | Nagatiman | Isolate | 102 |
| nca | iyoo1238 | Iyo | N,
F,
F,
G,
Ufim-Rawa-Nahu | 51 |
| nbk | nake1240 | Nake | N,
M,
C,
M,
H,
Unclassified Hanseman | 370 |
| naf | naba1256 | Nabak | N,
F,
H,
W,
R,
Sankwep | 193 |
| mze | mora1273 | Morawa | Mailuan | 56 |
| mxw | namo1246 | Namo | Y,
M,
N,
Namo-Len | 1 |
| mxn | moii1235 | Moi | W,
Seget-Moi | 61 |
| mvr | mara1397 | Marau | A,
M,
E,
S,
C,
Y,
C,
Ansus-Ambai | 18 |
| mvq | moer1240 | Moere | N,
M,
C,
G,
N,
K,
Kumil | 304 |
| mty | nabi1239 | Nabi | N,
W,
C,
Wapeic | 51 |
| mtv | asar1240 | Asaro'o | N,
F,
F,
W,
N,
Molet-Asaroo | 47 |
| mtj | mosk1236 | Moskona | E,
Meax | 38 |
| mtj | mosk1236 | Moskona (Merdey Dialect) | E,
Meax | 40 |
| mti | maiw1251 | Maiwa | D,
Central Dagan | 247 |
| mth | mung1269 | Munggui | A,
M,
E,
S,
C,
Y,
C,
Central Yapen | 39 |
| mtg | unaa1239 | Una | T,
M,
Eastern | 12 |
