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One feature of the Ethnologue since its inception as a database in 1971 has been a system of three-letter codes for uniquely identifying languages. Learn more about the three-letter codes for identifying languages.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
oaa
okh
onn
ory
oac
oki
ono
orz
obi
okj
onp
osa
obk
okk
onr
osi
obl
okn
ons
oso
obo
okr
ont
oss
obu
oks
onu
ost
oca
oku
onx
osu
oci
okv
ood
otd
ocu
okx
oog
ote
oda
ola
oon
oti
odk
old
oor
otl
odu
ole
opa
otm
ofu
olk
opk
otn
ogb
olm
opm
otq
ogc
olo
opo
otr
ogg
olr
opt
ots
ogo
olu
opy
ott
ogu
oma
ora
otu
oia
omb
orc
otw
oin
omg
ore
otx
ojb
omi
org
otz
ojc
oml
orh
oua
ojg
omo
ori
oub
oji
omt
orm
oue
ojs
omu
orn
oum
ojv
omw
oro
ovd
ojw
ona
orr
owi
oka
onb
ors
oyb
okb
one
ort
oyd
okc
ong
oru
oym
okd
oni
orw
oyy
oke
onj
orx
ozm
okg
onk