Blagar
Blang
Blissymbols
Boano (Maluku)
Boano (Sulawesi)
Bobongko
Bobot
Bodo (Central African Republic)
Bodo Gadaba
Bodo (India)
Bodo Parja
Bofi
Boga
Bogaya
Boghom
Boguru
Bohtan Neo-Aramaic
Boikin
Bokha
Bokobaru
Boko (Benin)
Boko (Democratic Republic of Congo)
Bokoto
Bokyi
Bola
Bolango
Bo (Laos)
Bole
Bolgarian
Bolgo
Bolia
Bolinao
Bolivian Sign Language
Bolo
Boloki
Bolon
Bolondo
Bolongan
Bolyu
Bom
Boma
Bomboli
Bomboma
Bomitaba
Bom-Kim
Bomu
Bomwali
Bonan
Bondei
Bondo
ISO 639-3 Reference Names