ISO 639:o

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This is a list of ISO 639-3 language codes starting with O.

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Abbreviations are used in the table as follows:

Deprecated codes are enclosed in (parentheses). [3]

The column Family contains the generic English name of the language's family or macrolanguage.

ISO 639 codesScope/Type Family Language names
639-3 639-1 639-2/B Native ISO name
oaa I/LOrok
oac I/LOroch
oak I/LIndo-Europeanনোয়াখাইল্লাNoakhali; Noakhailla
oar I/HAfro-AsiaticAncient Aramaic (up to 700 BCE); Old Aramaic (up to 700 BCE)
oav I/HNortheast Caucasianاوار ماضOld Avar
obi I/EObispeño
obk I/LSouthern Bontok
obl I/LOblo
obm I/HMoabite
obo I/LObo Manobo
obr I/HSino-TibetanOld Burmese
obt I/HIndo-Europeanold brezhonegOld Breton
obu I/LObulom
oca I/LOcaina
( occ ) I/COccidental
och I/HSino-TibetanOld Chinese
oci ocociI/LIndo-EuropeanoccitanOccitan (post 1500)
ocm I/HAustronesianOld Cham
oco I/HIndo-Europeanold KernewekOld Cornish
ocu I/LAtzingo Matlatzinca
oda I/LOdut
odk I/LOd
odt I/HIndo-European*thiudiscOld Dutch
odu I/LOdual
ofo I/EOfo
ofs I/HIndo-EuropeanFrīseskOld Frisian
ofu I/LEfutop
ogb I/LOgbia
ogc I/LOgbah
oge I/HKartvelianႤႬႠჂ ႵႠႰႧႭჃႪႨOld Georgian
ogg I/LOgbogolo
( ogn ) I/LOgan
ogo I/LKhana
ogu I/LOgbronuagum
oht I/HIndo-European𒌷𒉌𒅆𒇷Old Hittite
ohu I/HUralicOld Hungarian
oia I/LOirata
oie I/LNilo-SaharanOkolie
oin I/LInebu One
ojb I/LAnishinaabemowin (Ojibwemowin)Northwestern Ojibwa
ojc I/LAnishinaabemowin (Ojibwemowin)Central Ojibwa
ojg I/LNishnaabemwin (Jibwemwin)Eastern Ojibwa
oji ojojiM/LCreeᐊᓂᔑᓇᐯᒧᐎᓐ (Anishinaabemowin)Ojibwa
ojp I/HJaponic上代日本語; 大和言葉Old Japanese
ojs I/Lᐊᓂᔑᓂᓂᒧᐎᓐ (Anishininiimowin)Severn Ojibwa
ojv I/LOntong Java
ojw I/LAnihšināpēmowin (Nakawēmowin)Western Ojibwa
oka I/LOkanagan
okb I/LOkobo
okc I/LNiger–CongoKobo
okd I/LOkodia
oke I/LOkpe (Southwestern Edo)
okg I/EKoko Babangk
okh I/LKoresh-e Rostam
oki I/LOkiek
okj I/EOko-Juwoi
okk I/LKwamtim One
okl I/Evillage signOld Kentish Sign Language
okm I/HMiddle Korean (10th-16th cent.)
okn I/LOki-No-Erabu
oko I/HKoreanicSilla(n); 고대 조선어; 고대 한국어Old Korean (3rd-9th cent.)
okr I/LKirike
oks I/LOko-Eni-Osayen
oku I/LOku
okv I/LOrokaiva
okx I/LOkpe (Northwestern Edo)
okz I/HAustroasiaticOld Khmer
ola I/LWalungge
old I/LMochi
ole I/LSino-Tibetan? / isolate?Olekha
olk I/EOlkol
olm I/LOloma
olo I/LLivvi
olr I/LOlrat
olt I/HIndo-Europeanold lietuviųOld Lithuanian
olu I/LNiger–CongoKuvale
oma I/LOmaha-Ponca
omb I/LEast Ambae
omc I/EMochica
( ome ) I/EOmejes
omg I/LOmagua
omi I/LOmi
omk I/EOmok
oml I/LOmbo
omn I/HMinoan
omo I/LUtarmbung
omp I/HSino-TibetanꯃꯩꯇꯩꯂꯣꯟOld Manipuri
omr I/HIndo-European𑘦𑘨𑘰𑘙𑘲Old Marathi
omt I/LOmotik
omu I/EOmurano
omw I/LSouth Tairora
omx I/HAustroasiaticဘာသာမန်Old Mon
omy I/HAustronesianOld Malay
ona I/LOna
onb I/LLingao
one I/LOnʌyota’a:kaOneida
ong I/LOlo
oni I/LOnin
onj I/LOnjob
onk I/LKabore One
onn I/LOnobasulu
ono I/LOnǫta’kéka’Onondaga
onp I/LTibeto-Burman?But(pa)Sartang
onr I/LNorthern One
ons I/LOno
ont I/LOntenu
onu I/LUnua
onw I/HEastern SudanicOld Nubian
onx I/LOnin Based Pidgin
ood I/LO'odhamTohono O'odham
oog I/LOng
oon I/LÖnge
oor I/LOorlams
oos I/HIndo-EuropeanOld Ossetic
opa I/LOkpamheri
( ope ) I/HOld Persian
opk I/LKopkaka
opm I/LOksapmin
opo I/LOpao
opt I/EOpata
opy I/LOfayé
ora I/LOroha
orc I/LOrma
ore I/LOrejón
org I/LOring
orh I/LOroqen
ori ororiM/LIndo-Europeanଓଡ଼ିଆOriya (macrolanguage)
( ork ) I/LOrokaiva
orm omormM/LAfro-AsiaticOromooOromo
orn I/LOrang Kanaq
oro I/LOrokolo
orr I/LOruma
ors I/LOrang Seletar
ort I/LAdivasi Oriya
oru I/LOrmuri
orv I/HIndo-EuropeanOld Russian
orw I/LOro Win
orx I/LOro
ory I/LOdia; Oriya (individual language)
orz I/LOrmu
osa osaI/L𐓏𐓘𐓻𐓘𐓻𐓟Osage
osc I/HOscan
osd I/Hдигорон ӕвзагDigor Ossetic
osi I/LOsing
osn I/HAustronesianᮘᮞ ᮞᮥᮔ᮪ᮓ ᮘᮥᮠᮥᮔ᮪Old Sundanese
oso I/LOsoso
osp I/HIndo-EuropeanromançeOld Spanish
oss osossI/LIndo-EuropeanиронOssetian; Ossetic
ost I/LOsatu
osu I/LSouthern One
osx I/HIndo-EuropeanSahsiskOld Saxon
ota otaI/Hلسان عثمانىOttoman Turkish (1500-1928)
otb I/HSino-TibetanOld Tibetan
otd I/LOt Danum
ote I/LMezquital Otomi
oti I/EOti
otk I/HTurkicOld Turkish
otl I/LTilapa Otomi
otm I/LEastern Highland Otomi
otn I/LTenango Otomi
otq I/LQuerétaro Otomi
otr I/LOtoro
ots I/LEstado de México Otomi
ott I/LTemoaya Otomi
otu I/EOtuke
otw I/LNishnaabemwin (Daawaamwin)Ottawa
otx I/LTexcatepec Otomi
oty I/HDravidianOld Tamil
otz I/LIxtenco Otomi
oua I/LTagargrent
oub I/LGlio-Oubi
oue I/LOune
oui I/HTurkicOld Uighur
oum I/EOuma
( oun ) I/LǃOǃung
ovd I/LIndo-EuropeanElfdalian; Övdalian
owi I/LOwiniga
owl I/HIndo-EuropeanHen GymraegOld Welsh
oyb I/LOy
oyd I/LOyda
oym I/LWayampi
oyy I/LOya'oya
ozm I/LKoonzime

References

  1. "Scope of denotation for language identifiers". Archived from the original on December 31, 2024. Retrieved June 17, 2025.
  2. "Types of individual languages". Archived from the original on January 4, 2025. Retrieved June 17, 2025.
  3. "Deprecated Language Codes". Archived from the original on November 15, 2023. Retrieved June 17, 2025.

Sources