| name | Ethnologue status | language family | office | IETF | alphabet | ISO 6391 | ISO 6392 | ISO 6393 | speakers (people) | Manuscript | micronation | publisher | former country | is a dialect |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basque language | 2 Provincial | Vasconic languages | Euskaltzaindia | Basque alphabet | eu | baq (B)$#$eus (T) | eus | 714,000 | Yes | |||||
| Biscayan dialect | Vasconic languages | – | 247 | Yes | ||||||||||
| Eastern Navarrese dialect | Vasconic languages | – | Yes | |||||||||||
| Gipuzkoan dialect | Vasconic languages | – | Yes | |||||||||||
| Navarro-Lapurdian dialect | Vasconic languages | – | Yes |