| čeština | ces-000 | Rjukan |
| dansk | dan-000 | Rjukan |
| Deutsch | deu-000 | Rjukan |
| eesti | ekk-000 | Rjukan |
| English | eng-000 | Rjukan |
| Esperanto | epo-000 | Rjukan |
| français | fra-000 | Rjukan |
| Nederlands | nld-000 | Rjukan |
| nynorsk | nno-000 | Rjukan |
| bokmål | nob-000 | Rjukan |
| polski | pol-000 | Rjukan |
| åarjelsaemiengïele | sma-000 | Rjukan |
| davvisámegiella | sme-000 | Rjukan |
| julevsámegiella | smj-000 | Rjukan |
| svenska | swe-000 | Rjukan |
| Deutsch | deu-000 | Rjukanbanen |
| English | eng-000 | Rjukanbanen |
| nynorsk | nno-000 | Rjukanbanen |
| bokmål | nob-000 | Rjukanbanen |
| íslenska | isl-000 | rjúkandi |
| íslenska | isl-000 | rjúkandi brennisteinssýra |
| English | eng-000 | Rjukanfossen |
| bokmål | nob-000 | Rjukanfossen |
| svenska | swe-000 | Rjukanfossen |
| slovenčina | slk-000 | Rjúkju |
| hrvatski | hrv-000 | Rjukjuanski jezici |
| mokshenj kalj | mdf-001 | rjukzak |
| russkij | rus-001 | rjukzak |
| English | eng-000 | R. J. Umberger |
| français | fra-000 | R.J. Umberger |
| vad’d’a tšeeli | vot-000 | rjumka |
| íslenska | isl-000 | rjúpa |
| íslenska | isl-000 | rjúpa -ur |
| íslenska | isl-000 | rjúpkarri |
| íslenska | isl-000 | rjúpnalauf |
| mji nja̱ | txg-000 | rjur |
| eesti | ekk-000 | Rjurik |
| français | fra-000 | RJV |
| Nederlands | nld-000 | RJV |
| mokshenj kalj | mdf-001 | rjvaks lisems |
| mokshenj kalj | mdf-001 | rjvaks lisjf |
| mokshenj kalj | mdf-001 | rjvakstyma |
| English | eng-000 | RJV Gas Field Services |
| mokshenj kalj | mdf-001 | rjvja |
| langue picarde | pcd-000 | r’jweu |
| Deutsch | deu-000 | RJ-XX |
| Ethnologue Language Names | art-330 | Rjya |
| Sakao | sku-000 | rjø |
| mji nja̱ | txg-000 | rjɨj |
| mji nja̱ | txg-000 | rjɨr |
| 日本語 | jpn-000 | R.J.レイノルズ |
| svenska | swe-000 | R.K. |
| Afrikaans | afr-000 | RK |
| GeoNames Feature Codes | art-286 | RK |
| brezhoneg | bre-000 | RK |
| English | eng-000 | RK |
| bahasa Indonesia | ind-000 | RK |
| srpski | srp-001 | RK |
| Deutsch | deu-000 | r.-k. |
| Deutsch | deu-000 | r.k. |
| filename extensions | art-335 | rk |
| English | eng-000 | rk |
| Limbum | lmp-000 | rk̆˩˥̄ |
| Kofa | nfu-000 | ř˩˥ǩ˩˥̄ |
| suomi | fin-000 | RK344 |
| English | eng-000 | Rk-92 Savage |
| Paakantyi | drl-000 | -rka |
| Impapura | qvi-000 | -rka |
| Impapura | qvi-000 | -rka- |
| Lamas-Luritu kichwa | qvs-000 | -rka- |
| Mochi | old-000 | r*ka |
| ISO 639-3 | art-001 | rka |
| filename extensions | art-335 | rka |
| Limbum | lmp-000 | rka˩˥̄ |
| ISO 639-PanLex | art-274 | rka-000 |
| Limbum | lmp-000 | rkaa |
| Arāmît | oar-000 | rkab |
| Arāmît | oar-000 | rḳad |
| Selaru | slu-000 | r-kait |
| Lamas-Luritu kichwa | qvs-000 | -rkan |
| English | eng-000 | R. Kan Albay |
| Nederlands | nld-000 | R. Kan Albay |
| Türkçe | tur-000 | R. Kan Albay |
| Kơho | kpm-000 | rkang |
| bod skad | bod-001 | rkang kyog |
| bod skad | bod-001 | rkang lag |
| bod skad | bod-001 | rkang mar |
| bod skad | bod-001 | rkang pa |
| bod skad | bod-001 | rkang rtsed spo lo |
| bod skad | bod-001 | rkang sga ril |
| Impapura | qvi-000 | -rkani |
| Lamas-Luritu kichwa | qvs-000 | -rkani |
| Impapura | qvi-000 | -rkanki |
| Lamas-Luritu kichwa | qvs-000 | -rkanki |
| Limbum | lmp-000 | rka˩˥r |
| Limbum | lmp-000 | rka˩˥r ̆ba˩˥ã |
| Uyghurche | uig-001 | r karbazol köki |
| English | eng-000 | RK Archiver / RKAU Audio |
| English | eng-000 | RK Archiver Temporary File |
| Türkçe | tur-000 | R Kare |
| Türkçe | tur-000 | RKARE |
| TechTarget file types | art-336 | RKA-RK-Archiver-RKAU-Audio-M-Software |
| Qırımtatar tili | crh-000 | rkatseteli |
| English | eng-000 | Rkatsiteli |
| latviešu | lvs-000 | RK atzinums |
| Wichita | wic-000 | rkawica |
| Wichita | wic-000 | rkawihi |
| Wichita | wic-000 | rkawi:k |
| Riff | rif-000 | řkazi |
| Deutsch | deu-000 | Rkaziteli |
| Limbum | lmp-000 | rkaɭsā |
| Limbum | lmp-000 | rka˩˥ɭsɟˠ |
| Limbum | lmp-000 | rkaʙŋsɨʙ |
| English | eng-000 | RKB |
| ISO 639-3 | art-001 | rkb |
| ISO 639-PanLex | art-274 | rkb-000 |
| el maghribïya | ary-001 | rkba |
| Deutsch | deu-000 | RK Bjelovar |
| English | eng-000 | RK Bjelovar |
| English | eng-000 | RKB Mainichi Broadcasting |
| 日本語 | jpn-000 | RKB毎日放送 |
| 普通话 | cmn-000 | RKB每日放送 |
| 國語 | cmn-001 | RKB每日放送 |
| Nederlands | nld-000 | RKC |
| Deutsch | deu-000 | RK Celje |
| svenska | swe-000 | RK Celje Pivovarna Laško |
| hrvatski | hrv-000 | R.K. Croatia Osiguranje Zagreb |
| català | cat-000 | RKC Waalwijk |
| Deutsch | deu-000 | RKC Waalwijk |
| English | eng-000 | RKC Waalwijk |
| suomi | fin-000 | RKC Waalwijk |
| français | fra-000 | RKC Waalwijk |
| lietuvių | lit-000 | RKC Waalwijk |
| Nederlands | nld-000 | RKC Waalwijk |
| bokmål | nob-000 | RKC Waalwijk |
| polski | pol-000 | RKC Waalwijk |
| español | spa-000 | RKC Waalwijk |
| svenska | swe-000 | RKC Waalwijk |
| 日本語 | jpn-000 | RKCヴァールヴァイク |
| el maghribïya | ary-001 | Rʼkeb |
| Arāmît | oar-000 | rkeb |
| čeština | ces-000 | R. Kelly |
| dansk | dan-000 | R. Kelly |
| Deutsch | deu-000 | R. Kelly |
| English | eng-000 | R. Kelly |
| suomi | fin-000 | R. Kelly |
| français | fra-000 | R. Kelly |
| hrvatski | hrv-000 | R. Kelly |
| italiano | ita-000 | R. Kelly |
| Nederlands | nld-000 | R. Kelly |
| bokmål | nob-000 | R. Kelly |
| polski | pol-000 | R. Kelly |
| português | por-000 | R. Kelly |
| română | ron-000 | R. Kelly |
| español | spa-000 | R. Kelly |
| svenska | swe-000 | R. Kelly |
| Türkçe | tur-000 | R. Kelly |
| Taqbaylit | kab-000 | rkem |
| Abipon | axb-000 | rkeñe |
| Limbum | lmp-000 | rke˩˥p |
| Yamdena | jmd-000 | r-ket’d fjase |
| GeoNames Feature Codes | art-286 | RKFL |
| ISO 639-3 | art-001 | rkh |
| ISO 639-PanLex | art-274 | rkh-000 |
| Kartuli | kat-001 | rkh~a |
| el maghribïya | ary-001 | Rʼkhâm |
| Isfahani | pes-001 | rkhdad |
| Khasi | kha-000 | rkhiang |
| Khasi | kha-000 | rkhie |
| el maghribïya | ary-001 | rkhîS |
| el maghribïya | ary-001 | Rʼkhiss |
| íslenska | isl-000 | RKÍ |
| ISO 639-3 | art-001 | rki |
| ISO 639-PanLex | art-274 | rki-000 |
| Zapoteco de San Lucas Quiavini | zab-001 | rkiny~ |
| English | eng-000 | R-Kioski |
| suomi | fin-000 | R-kioski |
| svenska | swe-000 | R-kioski |
| English | eng-000 | RKIVE Compressed Archive |
| English | eng-000 | RKIVE compressed file archive |
| Wichita | wic-000 | rkiwaca |
| Peace Corps 2007 Tamazight | tzm-009 | rkiz |
| el maghribïya | ary-001 | Rʼkîza |
| Peace Corps 2007 Tamazight | tzm-009 | rkkb |
| polski | pol-000 | RKK Energia |
| Deutsch | deu-000 | RKK Energija |
| latviešu | lvs-000 | RKK Eņergija |
| Türkçe | tur-000 | RKK Energiya |
| Peace Corps 2007 Tamazight | tzm-009 | rkkizn |
| English | eng-000 | RKKY exchange interaction |
| el maghribïya | ary-001 | rkkz |
| suomi | fin-000 | rkl |
| English | eng-000 | RK Launcher |
| español | spa-000 | RK Launcher |
| English | eng-000 | R. K. Laxman |
| íslenska | isl-000 | r-klóprostenól |
| English | eng-000 | RK Lovćen |
| Deutsch | deu-000 | RK Lovćen Cetinje |
| suomi | fin-000 | rkl = ruokalusikka |
| ISO 639-3 | art-001 | rkm |
| polski | pol-000 | rkm |
| Peace Corps 2007 Tamazight | tzm-009 | rkm |
| ISO 639-PanLex | art-274 | rkm-000 |
| Deutsch | deu-000 | RK Metković |
| English | eng-000 | RK Metković |
| hrvatski | hrv-000 | RK Metković |
| English | eng-000 | RK Nada |
| Deutsch | deu-000 | R. K. Narayan |
| English | eng-000 | R. K. Narayan |
| français | fra-000 | R.K. Narayan |
| svenska | swe-000 | R.K. Narayan |
| lietuvių | lit-000 | RK nuomonė |
| eesti | ekk-000 | RKO |
| English | eng-000 | RKO |
| 日本語 | jpn-000 | RKO |
| polski | pol-000 | RKO |
| svenska | swe-000 | RKO |
| Utoro | otr-000 | rko |
| Malti | mlt-000 | rkobba |
| Wichita | wic-000 | rko:ca |
| Baru | brv-000 | rkol |
| Limbum | lmp-000 | rkonɟˠ |
| Limbum | lmp-000 | rkoo |
| Limbum | lmp-000 | r̆˩˥̆ko˩˥p |
| català | cat-000 | RKO Pictures |
| Deutsch | deu-000 | RKO Pictures |
| English | eng-000 | RKO Pictures |
| suomi | fin-000 | RKO Pictures |
| français | fra-000 | RKO Pictures |
| magyar | hun-000 | RKO Pictures |
| italiano | ita-000 | RKO Pictures |
| Nederlands | nld-000 | RKO Pictures |
| español | spa-000 | RKO Pictures |
| Malti | mlt-000 | rkoppa |
| Limbum | lmp-000 | rkoɭ |
| Limbum | lmp-000 | rko˩˥ɭnɟˠ |
| Limbum | lmp-000 | rkoɭtu |
| filename extensions | art-335 | rkp |
| English | eng-000 | RKP Game Package |
| English | eng-000 | RKP game package |
| Deutsch | deu-000 | RK Poreč |
| English | eng-000 | RK Poreč |
| hrvatski | hrv-000 | RK Poreč |
| português | por-000 | RK Post |
| TechTarget file types | art-336 | RKP-REKO-PC-cardset-Header |
| TechTarget file types | art-336 | RKP-REKO-PC-Cardset-REKO-Games |
| TechTarget file types | art-336 | RKP-RemoteKeys-profile-file |
| TechTarget file types | art-336 | RKP-RKP-game-package |
| TechTarget file types | art-336 | RKP-RKP-Game-Package-v1-x |
| Puliklah | yur-000 | rkrh |
| Deutsch | deu-000 | R. Krishnamurthy |
| r n km.t | egy-000 | rkrk |
| Taroko | trv-000 | rkrkan |
| Puliklah | yur-000 | rkr$L |
| Puliklah | yur-000 | rkrrʼy |
| Puliklah | yur-000 | rkrt |
| GeoNames Feature Codes | art-286 | RKRY |
| Puliklah | yur-000 | rkryrh |
| Puliklah | yur-000 | rkryrnrw |
| Puliklah | yur-000 | rkryrpʼ |
| GeoNames Feature Codes | art-286 | RKS |
| English | eng-000 | RKS |
| íslenska | isl-000 | RKS |
| saṃskṛtam | san-001 | ṛkṣa- |
| français | fra-000 | RKS Radomiak Radom |
| English | eng-000 | RKS Radomsko |
| Nederlands | nld-000 | RKS Radomsko |
| polski | pol-000 | RKS Radomsko |
| English | eng-000 | RKSV Centro Dominguito |
| español | spa-000 | RKSV Centro Dominguito |
| eesti | ekk-000 | RKT |
| ISO 639-3 | art-001 | rkt |
| filename extensions | art-335 | rkt |
| ISO 639-PanLex | art-274 | rkt-000 |
| Gujrātī | guj-001 | rkt3 |
| eesti | ekk-000 | RKT-osamaks |
| TechTarget file types | art-336 | RKT-RockSim-Rocket-Design-File-Apogee-Rockets |
| Impapura | qvi-000 | -rku- |
| Lamas-Luritu kichwa | qvs-000 | -rku- |
| manju gisun | mnc-000 | -rkû |
| Taqbaylit | kab-000 | rku |
| Chiquihuitlan | maq-000 | rku |
| Osum | omo-000 | rku |
| Peace Corps 2007 Tamazight | tzm-009 | rku |
| Osum | omo-000 | rku- |
| Riff | rif-000 | řkuasi |
| bod skad | bod-001 | rku ba |
| bod skad | bod-001 | rkub kyag |
| bod skad | bod-001 | rku ma |
| bod skad | bod-001 | rku ma brkus |
| Malti | mlt-000 | rkupru 2 |
| Limbum | lmp-000 | rku˩˥r |
| Riff | rif-000 | řkuri |
| Limbum | lmp-000 | rku˩˥̄sɟˠ |
| Qaqet | byx-000 | rkut |
| Limbum | lmp-000 | rkuʜb |
| filename extensions | art-335 | rkv |
| hrvatski | hrv-000 | R-kvadratna vrijednost |
| English | eng-000 | RKV FC SITHOC |
| português | por-000 | RKV FC Sithoc |
| español | spa-000 | RKV FC Sithoc |