| mdm | | Mayogo | N,
A,
V,
N,
A,
U,
S,
N,
N,
E,
Mayogo-Bangba | 48 |
| aax | | Mandobo | T,
O,
A,
Dumut | 48 |
| maw | | Mampruli | N,
A,
V,
N,
G,
C,
N,
O,
W,
Southeast | 48 |
| skf | | Mekens-ICR-LB | A,
N,
T,
Tupian | 48 |
| bpq | | Malay (Banda Dialect) | Austronesian | 48 |
| mnc | | Manchu | A,
T,
S,
Southwest | 48 |
| unr | | Mundari-ICR-KQ | A,
M,
N,
K,
M,
Ho-Mundari | 48 |
| bmr | | Muinane | | 48 |
| skf | | Mekens-ICR-WB | | 48 |
| mai | | Maithili | I,
I,
I,
E,
Bihari | 48 |
| mkn | | Malay (Kupang Dialect) | Austronesian | 48 |
| | Malay (Alor Dialect) | Austronesian | 48 |
| mnx | | Manikion | E,
E,
Mantion | 48 |
| wtm | | Mewati | I,
I,
I,
C,
Unclassified | 48 |
| ymk | | Makwe | N,
A,
V,
B,
B,
S,
N,
C,
G,
Swahili (G.402) | 48 |
| lrt | | Malay (Larantuka Dialect) | Austronesian | 48 |
| awg | | Mpakwithi | P,
P,
N,
N,
Anguthimri | 48 |
| mql | | Mbelimbe | N,
A,
V,
N,
G,
C,
N,
O,
Eastern | 48 |
| mte | | Mono | A,
M,
C,
E,
O,
W,
M,
N,
S,
Mono-Uruava | 48 |
| mht | | Mandahuaca | | 48 |
| ulk | | Meriam | Eastern Trans-Fly | 48 |
| mpc | | Mangarayi | A,
G,
Mangarayic | 48 |
| mzm | | Mumuye (Zing Dialect) | N,
A,
V,
N,
A,
A,
L,
M,
Mumuye | 48 |
| pmy | | Malay (Papua Dialect) | Austronesian | 48 |
| mij | | Mungbam (Missong Dialect) | N,
A,
V,
B,
B,
S,
Yemne-Kimbi | 47 |
| mij | | Mungbam (Abar Dialect) | N,
A,
V,
B,
B,
S,
Yemne-Kimbi | 47 |
| mhd | | Mbugu (Inner Dialect) | M,
Bantu-Cushitic | 44 |
| mhd | | Mbugu (Normal Dialect) | M,
Bantu-Cushitic | 44 |
| nux | | Mehek | S,
Tama | 36 |
| gut | | Malecu | C,
Votic | 28 |
| cmn | | Mandarin | S,
Chinese | 24 |
| yan | | Mayangna | M,
S,
Sumuic | 0 |
| xxm | | Minkin | A,
Tangkic | 0 |
| miq | | Miskito | M,
Mískito | 0 |
