| name | Ethnologue status | language family | office | IETF | alphabet | ISO 6391 | ISO 6392 | ISO 6393 | speakers (people) | Manuscript | micronation | publisher | former country | is a dialect |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yurok language | 9 Dormant | Algic languages | yur | 12 | Yes | |||||||||
| Moghol language | 9 Dormant | Altaic languages | mhj | 200 | Yes | |||||||||
| Munichi language | 9 Dormant | Arawakan languages | myr | myr | 10 | Yes | ||||||||
| Arutani language | 9 Dormant | Arutani–Sape languages | atx | 19 | Yes | |||||||||
| Sapé language | 9 Dormant | Arutani–Sape languages | spc | 30 | Yes |