- Albanian: kilometër (sq) m
- Arabic: كيلومتر m (kīlomitr)
- Egyptian Arabic: كيلومتر m (kīlumetr)
- Armenian: կիլոմետր (hy) (kilometr)
- Asturian: quilómetru m, kilómetru m
- Azerbaijani: kilometr (az)
- Bashkir: километр (kilometr), саҡрым (saqrım) (colloquial, "verst")
- Belarusian: кіламе́тр m (kilamjétr), кілямэ́тар m (kiljamétar), вярста́ f (vjarstá) (colloquial, "verst")
- Bengali: কিলোমিটার (kilōmiṭar)
- Bulgarian: киломе́тър (bg) m (kilométǎr)
- Burmese: ကီလိုမီတာ (my) (kiluimita)
- Catalan: quilòmetre (ca) m, kilòmetre (ca) m
- Chinese:
- Cantonese: 公里 (gung1 lei5), 千米 (cin1 mai5)
- Dungan: гунли (gunli)
- Hakka: 公里 (kûng-lî), 奇勞 / 奇劳 (khi-ló)
- Mandarin: 公里 (zh) (gōnglǐ), 千米 (zh) (qiān-mǐ)
- Min Nan: 公里 (zh-min-nan) (kong-lí), khí-lo͘h
- Czech: kilometr (cs) m
- Danish: kilometer (da) c
- Dutch: kilometer (nl) m
- Esperanto: kilometro
- Estonian: kilomeeter
- Finnish: kilometri (fi); kilsa (fi) (colloquial)
- French: kilomètre (fr) m
- Galician: quilómetro (gl) m
- Georgian: კილომეტრი (ḳilomeṭri)
- German: Kilometer (de) m
- Greek: χιλιόμετρο (el) n (chiliómetro)
- Haitian Creole: kilomèt
- Hebrew: קִילוֹמֶטֶר m (kilométer)
- Hindi: किलोमीटर (hi) m (kilomīṭar), सहस्रमान m (sahasramān)
- Hungarian: kilométer (hu)
- Icelandic: kílómetri (is) m
- Ido: kilometro (io)
- Indonesian: kilometer (id)
- Ingrian: kilometra
- Interlingua: kilometro (ia)
- Irish: ciliméadar m
- Italian: chilometro (it) m
- Japanese: キロメートル (ja) (kiromētoru)
- Kannada: ಕಿಲೋಮೀಟರು (kilōmīṭaru)
- Kazakh: километр (kilometr), шақырым (şaqyrym) (colloquial, "verst")
- Khmer: គីឡូម៉ែត្រ (km) (kiiloumaet)
- Korean: 킬로미터 (ko) (killomiteo)
- Kurdish:
- Northern Kurdish: kîlometre (ku) f
- Kyrgyz: километр (ky) (kilometr), чакырым (ky) (cakırım) (colloquial, "verst")
- Lao: ກິໂລແມັດ (lo) (ki lō mæt)
- Latin: chiliometrum (la) n
- Latvian: kilometrs m
- Lithuanian: kilometras (lt) m
- Lü: ᦜᧅ (l̇ak), ᦂᦲᦷᦟᦙᦶᧆ (k̇iilomaed)
- Macedonian: километар m (kilometar)
- Malay: kilometer
- Maori: manomita, kiromita
- Mongolian:
- Cyrillic: километр (mn) (kilometr)
- Northern Sami: kilomehter
- Norwegian:
- Bokmål: kilometer (no) m
- Nynorsk: kilometer (no) m
- Pashto: کيلومتر m (kilométәr)
- Persian: کیلومتر (fa) (kilometr)
- Polish: kilometr (pl) m
- Portuguese: quilômetro (pt) m, quilómetro (pt) m, kilômetro m
- Romanian: kilometru (ro) m
- Russian: киломе́тр (ru) m (kilométr), верста́ (ru) f (verstá) (colloquial, "verst")
- Sardinian: chilòmitru
- Scottish Gaelic: cilemeatair m
- Serbo-Croatian:
- Cyrillic: ки̏лометар m
- Roman: kȉlometar (sh) m
- Shan: ၵိလူဝ်မႅတ် (kǐ lǒ mět)
- Slovak: kilometer
- Slovene: kilometer (sl)
- Spanish: kilómetro (es) m, quilómetro (es) m
- Swahili: kilometa
- Swedish: kilometer (sv) c
- Tagalog: kilometro
- Tajik: километр (tg) (kilometr)
- Tatar: километр (kilometr), чакрым (tt) (çaqrım) (colloquial, "verst")
- Telugu: కిలోమీటరు (kilōmīṭaru)
- Thai: กิโลเมตร (th) (gì-loo-méet)
- Tibetan: སྤྱི་ལེ། (spyi le)
- Tongan: kilomita
- Turkish: kilometre (tr), çakrım (colloquial, "verst")
- Turkmen: kilometr
- Ukrainian: кіломе́тр (uk) m (kilométr), верста́ f (verstá) (colloquial, "verst")
- Urdu: کلومیٹر m (kilōmīṭar)
- Uyghur: كىلومېتىر (kilomëtir), كىلومېتر (kilomëtr), چاقىرىم (chaqirim) (colloquial, "verst")
- Uzbek: kilometr (uz), chaqirim (uz) (colloquial, "verst")
- Vietnamese: cây số (vi), kilômet, ki lô mét (vi), ki-lô-mét (vi)
- Welsh: cilometr
- West Frisian: kilometer (fy)
- Yakut: килэмиэтир (kilemietir)
- Yiddish: קילאָמעטער m (kilometer)
- Yoruba: kìlómítà
- Zazaki: kilometre (diq) m
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