| nqoN'Ko | nqo | Niger–Congo | | 27 m | 9 · Second language only |
| nbtNa | nbt | Sino-Tibetan | | | 6b · Threatened |
| neoNá-Meo | neo | Hmong–Mien | | | 6a · Vigorous |
| nasNaasioi | nas | South Bougainville | | | 5 · Developing |
| mneNaba | mne | Nilo-Saharan | | 280,000 | 6a · Vigorous |
| mtyNabi | mty | Torricelli | | | 6a · Vigorous |
| ncdNachering | ncd | Sino-Tibetan | | | 6b · Threatened |
| mbjNadëb | mbj | Nadahup | | 370 | 5 · Developing |
| nfrNafaanra | nfr | Niger–Congo | | | 5 · Developing |
| srfNafi | srf | Austronesian | | | 6b · Threatened |
| nxxNafribahasa Nafri | nxx | Sentani | | | 8a · Moribund |
| jbnNafusi | jbn | Afroasiatic | | 140,000 | 6a · Vigorous |
| nagNagamese Creole | nag | — | | 30,000 | 3 · Wider Communication |
| nbgNagarchal | nbg | Dravidian | | | 10 · Extinct |
| nxeNage | nxe | Austronesian | | 50,000 | 6a · Vigorous |
| ncoNagovisi | nco | South Bougainville | | | 5 · Developing |
| sckNagpuriनागपुरी | sck | Indo-European | +1 | 7 m | 3 · Wider Communication |
| ngvNagumi | ngv | Niger–Congo | | | 10 · Extinct |
| nhhNahari | nhh | Indo-European | | | 6a · Vigorous |
| snsNahavaq | sns | Austronesian | | | 6b · Threatened |
| bioNai | bio | — | | | 5 · Developing |
| nitNaiki | nit | Dravidian | | | 6b · Threatened |
| arsNajdi Arabic | ars | Afroasiatic | | | 3 · Wider Communication |
| naeNaka'elabahasa Naka’ela | nae | Austronesian | | | 10 · Extinct |
| nkjNakaibahasa Nakai | nkj | Trans–New Guinea | | | 6b · Threatened |
| nibNakama | nib | — | | 1,600 | 6b · Threatened |
| nakNakanai | nak | Austronesian | | | 5 · Developing |
| nbkNake | nbk | Trans–New Guinea | | | 6b · Threatened |
| mffNaki | mff | Niger–Congo | | | 6b · Threatened |
| nckNakkara | nck | Maningrida | | 58 | 8a · Moribund |
| nlcNalcaHmanggona | nlc | Trans–New Guinea | | | 5 · Developing |
| nssNali | nss | Austronesian | | | 5 · Developing |
| nalNalik | nal | Austronesian | | | 6a · Vigorous |
| najNalu | naj | Niger–Congo | | | 6a · Vigorous |
| yloNaluo | ylo | Sino-Tibetan | | | 6b · Threatened |
| nmxNama | nmx | — | | | 6a · Vigorous |
| nkmNamat | nkm | — | | | 6a · Vigorous |
| nabNambikwara | nab | Nambikwaran | | 720 | 5 · Developing |
| nmqNambya | nmq | Niger–Congo | | | 4 · Educational |
| anmNamfau | anm | Sino-Tibetan | | 23,000 | 5 · Developing |
| nnmNamia | nnm | Sepik | | | 6a · Vigorous |
| naaNamlabahasa Namla | naa | — | | | 8b · Nearly Extinct |
| mxwNamo | mxw | — | | | 6a · Vigorous |
| nmtNamonuitokapahan Nómwonweité | nmt | Austronesian | | | 6a · Vigorous |
| bwbNamosi-Naitasiri-Serua | bwb | — | | | 6a · Vigorous |
| nmyNamuyi | nmy | Sino-Tibetan | | 5,000 | 6a · Vigorous |
| gldNanaiНа̄най хэсэни | gld | Tungusic | | 1,390 | 8a · Moribund |
| nncNancere | nnc | Afroasiatic | | | 5 · Developing |
| nnbNande | nnb | Niger–Congo | | | 5 · Developing |
| niqNandi | niq | Nilo-Saharan | | | 5 · Developing |
| senNanerigé | sen | — | | | 6a · Vigorous |
| nzzNanga Dogon | nzz | Niger–Congo | | | 6a · Vigorous |
| nliNangalami | nli | — | | | 7 · Shifting |
| ngrNanggu | ngr | Austronesian | | 210 | 7 · Shifting |
| coxNanti | cox | Southern Maipuran | | 250 | 6b · Threatened |
| nntNanticoke | nnt | Algic | | | 9 · Dormant |
| afkNanubae | afk | Arafundi | | | 6b · Threatened |
| qvoNapo Lowland Quechua | qvo | Quechua | | | 5 · Developing |
| npyNapubahasa Napu | npy | Austronesian | | | 6b · Threatened |
| npaNar Phu | npa | Bodish | | | 6a · Vigorous |
| nrbNara | nrb | Nilo-Saharan | | 80,000 | 6a · Vigorous |
| nacNarak | nac | — | | 6,200 | 5 · Developing |
| nxuNaraubahasa Narau | nxu | — | | | Severely endangered |
| rnrNari Nari | rnr | Australian Aboriginal languages | | | 10 · Extinct |
| lohNarim | loh | Nilo-Saharan | | | 5 · Developing |
| nhrNaro | nhr | Khoisan | | | 3 · Wider Communication |
| nrmNarom | nrm | Austronesian | | | 6b · Threatened |
| xntNarragansett | xnt | Algic | | | 9 · Dormant |
| nruNarua | nru | Sino-Tibetan | | | 6a · Vigorous |
| nnrNarungga | nnr | Australian Aboriginal languages | | | 8b · Nearly Extinct |
| nsyNasalbahasa Nasal | nsy | Austronesian | | 3,000 | 6a · Vigorous |
| nvhNasarian | nvh | Austronesian | | | 8b · Nearly Extinct |
| nskNaskapi | nsk | — | | | 4 · Educational |
| ntzNatanzi | ntz | Indo-European | | | 6b · Threatened |
| nczNatchez | ncz | — | | 6 | 9 · Reawakening |
| ntmNateni | ntm | Niger–Congo | | | 5 · Developing |
| ntiNatioro | nti | Niger–Congo | | | 6a · Vigorous |
| ntuNatügu | ntu | Austronesian | | | 5 · Developing |
| nxaNauete | nxa | Austronesian | | | 6a · Vigorous |
| ynkNaukan YupikNuvuqaghmiistun | ynk | — | | 50 | 8a · Moribund |
| ncnNauna | ncn | Austronesian | | | 6b · Threatened |
| nwoNauo | nwo | Australian Aboriginal languages | | | 10 · Extinct |
| nauNauruanDorerin Naoero | nau | Austronesian | | 10,300 | 3 · Wider Communication |
| navNavajoDiné bizaad | nav | Na-Dene | | 169,369 | 6b · Threatened |
| nswNavut | nsw | Austronesian | | | 6a · Vigorous |
| nwrNawaru | nwr | Trans–New Guinea | | | 6b · Threatened |
| nmzNawdm | nmz | Niger–Congo | | | 5 · Developing |
| nawNawuri | naw | Niger–Congo | | | 5 · Developing |
| nbfNaxi | nbf | Sino-Tibetan | | 310,000 | 5 · Developing |
| nozNayi | noz | Dizoid | | | 7 · Shifting |
| nyqNayini | nyq | Indo-European | | | 6b · Threatened |
| ncrNcane | ncr | Niger–Congo | | | 6a · Vigorous |
| nluNchumbulu | nlu | Niger–Congo | | | 6b · Threatened |
| gkeNdai | gke | Niger–Congo | | | 8b · Nearly Extinct |
| ndkNdaka | ndk | Niger–Congo | | | 6a · Vigorous |
| ndhNdali | ndh | Niger–Congo | | | 6a · Vigorous |
| ndmNdam | ndm | Afroasiatic | | | 6a · Vigorous |
| ndjNdamba | ndj | Niger–Congo | | | 6b · Threatened |
| nxoNdambomo | nxo | Niger–Congo | | | 7 · Shifting |
| nnzNda’nda’ | nnz | Niger–Congo | | | 6a · Vigorous |
| ndaNdasa | nda | — | | | 6a · Vigorous |
| ndcNdau | ndc | Niger–Congo | | | 5 · Developing |
| nddNde | ndd | Niger–Congo | | | 6a · Vigorous |
| dneNdendeule | dne | Niger–Congo | | | 6a · Vigorous |
| eliNding | eli | Niger–Congo | | | 6b · Threatened |
| ndpNdo | ndp | Nilo-Saharan | | | 5 · Developing |
| ndzNdogo | ndz | Niger–Congo | | | 5 · Developing |
| nqmNdombahasa Ndom | nqm | — | | | 6b · Threatened |
| ndqNdombe | ndq | Niger–Congo | | | 6a · Vigorous |
| njdNdonde | njd | Niger–Congo | | | 6b · Threatened |
| ndoNdonga | ndo | Niger–Congo | | 810,000 | 4 · Educational |
| ndrNdoro | ndr | Niger–Congo | | | 6a · Vigorous |
| dgtNdra'ngith | dgt | — | | | 10 · Extinct |
| dnoNdrulo | dno | — | | | 5 · Developing |
| dufNdrumbea | duf | Austronesian | | | 6b · Threatened |
| nmdNdumu | nmd | — | | | 6b · Threatened |
| nuhNdunda | nuh | Niger–Congo | | | 6a · Vigorous |
| ndtNdunga | ndt | Niger–Congo | | | 6b · Threatened |
| ndvNdut | ndv | Niger–Congo | | | 5 · Developing |
| wniNdzwani Comorian | wni | Niger–Congo | | 275,000 | 6a · Vigorous |
| napNeapolitanLengua napulitana | nap | Indo-European | | 7.5 m | 5 · Developing |
| necNedebangbahasa Nedebang | nec | Trans–New Guinea | | | 6b · Threatened |
| dcrNegerhollands | dcr | Indo-European | | | 10 · Extinct |
| zmiNegeri Sembilan Malay | zmi | — | | 1 m | 6b · Threatened |
| negNegidal | neg | Tungusic | | 74 | 8a · Moribund |
| nsnNehan | nsn | Austronesian | | | 5 · Developing |
| nkgNekgini | nkg | Trans–New Guinea | | | 6b · Threatened |
| nejNeko | nej | Trans–New Guinea | | | 6a · Vigorous |
| nekNeku | nek | Austronesian | | | 8a · Moribund |
| ijsNembe | ijs | Niger–Congo | | | 5 · Developing |
| nexNeme | nex | Morehead and Upper Maro River | | | 6a · Vigorous |
| nemNemi | nem | Austronesian | | | 6b · Threatened |
| nqnNen | nqn | Morehead and Upper Maro River | | | 6a · Vigorous |
| tvuNen | tvu | Niger–Congo | | 35,000 | 5 · Developing |
| anhNend | anh | — | | | 6a · Vigorous |
| yrkNenets | yrk | Uralic | | 21,926 | 6b · Threatened |
| nenNengone | nen | Austronesian | | 8,700 | 5 · Developing |
| midNeo-Mandaic | mid | Afroasiatic | | | 8a · Moribund |
| nepNepaliनेपाली | nep | Indo-European | +1 | 24.1 m | 1 · National |
| kxlNepali Kurux | kxl | Dravidian | | 33,700 | 6a · Vigorous |
| netNete | net | Trans–New Guinea | | | 6a · Vigorous |
| lnnNethalp | lnn | Austronesian | | 340 | 6b · Threatened |
| jasNew Caledonian Javanese | jas | Austronesian | | | 7 · Shifting |
| nzsNew Zealand Sign Language | nzs | — | | 20,200 | 6b · Threatened |
| newNewarनेवाः भाय् | new | Sino-Tibetan | | 1 m | 4 · Educational |
| neyNeyo | ney | Niger–Congo | | | 6a · Vigorous |
| nezNez Perce | nez | Plateau Penutian | | 100 | 8a · Moribund |
| mhkNga'ka | mhk | Niger–Congo | | | 6a · Vigorous |
| ntjNgaanyatjarra | ntj | Australian Aboriginal languages | | | 5 · Developing |
| nxgNgadhabahasa Ngada | nxg | Austronesian | | 60,000 | 6a · Vigorous |
| njuNgadjunmaya | nju | Australian Aboriginal languages | | 5 | 9 · Dormant |
| juiNgadjuri | jui | Australian Aboriginal languages | | | 10 · Extinct |
| nnfNgaing | nnf | Trans–New Guinea | | | 4 · Educational |
| nijNgajubahasa Dayak Ngaju | nij | Austronesian | | 890,000 | 3 · Wider Communication |
| nudNgala | nud | Sepik | | | 6b · Threatened |
| nigNgalakgan | nig | Australian Aboriginal languages | | | 10 · Extinct |
| szbNgalumbahasa Ngalum | szb | Trans–New Guinea | | | 6a · Vigorous |
| nbvNgamambo | nbv | Niger–Congo | | | 6b · Threatened |
| sbaNgambay | sba | Nilo-Saharan | | | 3 · Wider Communication |
| nmvNgamini | nmv | Australian Aboriginal languages | | | 10 · Extinct |
| nbhNgamo | nbh | Afroasiatic | | 60,000 | 6a · Vigorous |
| xnkNganakarti | xnk | Australian Aboriginal languages | | | 10 · Extinct |
| nioNganasanНя’’ сиәде | nio | Uralic | | 125 | 6b · Threatened |
| nidNgandi | nid | Australian Aboriginal languages | | | 8b · Nearly Extinct |
| ngdNgando | ngd | — | | | 6a · Vigorous |
| gngNgangam | gng | Niger–Congo | | | |
| namNgan’gityemerri | nam | Daly | | | 7 · Shifting |
| nyxNganyaywana | nyx | Australian Aboriginal languages | | | 10 · Extinct |
| rxdNgardi | rxd | Australian Aboriginal languages | | | 8b · Nearly Extinct |
| xniNgarigo | xni | Australian Aboriginal languages | | | 10 · Extinct |
| nbjNgarinman | nbj | Ngumbin | | | 8a · Moribund |
| ungNgarinyin | ung | Worrorran | | | 7 · Shifting |
| nrkNgarla | nrk | Australian Aboriginal languages | | | 9 · Dormant |
| nrlNgarluma | nrl | Australian Aboriginal languages | | | 8b · Nearly Extinct |
| njiNgarnka | nji | Mirndi | | | 10 · Extinct |
| nayNgarrindjeri | nay | Australian Aboriginal languages | | 312 | 9 · Dormant |
| ancNgas | anc | Afroasiatic | | 400,000 | 6a · Vigorous |
| nsgNgasa | nsg | Nilo-Saharan | | | 10 · Extinct |
| ngmNgatik Men’s Creole | ngm | — | | 700 | 6b · Threatened |
| nxnNgawun | nxn | Australian Aboriginal languages | | | 10 · Extinct |
| nwgNgayawung | nwg | Australian Aboriginal languages | | | 10 · Extinct |
| zdjNgazidja Comorian | zdj | Niger–Congo | | 312,000 | 5 · Developing |
| ngaNgbaka Gbaya | nga | Niger–Congo | | | 4 · Educational |
| jgbNgbee | jgb | — | | | 10 · Extinct |
| nbdNgbinda | nbd | Niger–Congo | | | 8b · Nearly Extinct |
| nuuNgbundu | nuu | — | | | 6a · Vigorous |
| aghNgelima | agh | Niger–Congo | | | 6a · Vigorous |
| gnjNgen | gnj | Niger–Congo | | | 6b · Threatened |
| ssvNgen | ssv | Austronesian | | | 6b · Threatened |
| nqlNgendelengo | nql | Niger–Congo | | | 6a · Vigorous |
| ngtNgeq | ngt | Austroasiatic | | | 6a · Vigorous |
| nnnNgete | nnn | Afroasiatic | | | 6a · Vigorous |
| nbqNggembahasa Nggem | nbq | — | | | 5 · Developing |
| ngxNggwahyi | ngx | Afroasiatic | | | 6b · Threatened |
| nnhNgiemboonNgiembɔɔn | nnh | Niger–Congo | | | 5 · Developing |
| jleNgile | jle | — | | | 6b · Threatened |
| nnqNgindo | nnq | Niger–Congo | | | 6a · Vigorous |
| niyNgiti | niy | Nilo-Saharan | | 100,000 | 5 · Developing |
| wybNgiyambaa | wyb | Australian Aboriginal languages | | | 10 · Extinct |
| ngiNgizim | ngi | Afroasiatic | | 80,000 | 6a · Vigorous |
| kcdNgkâlmpw Kanumbahasa Kanum Ngkalmpw | kcd | — | | | 6a · Vigorous |
| nraNgom | nra | Niger–Congo | | | 6a · Vigorous |
| jgoNgomba | jgo | Niger–Congo | | 63,000 | 5 · Developing |
| nlaNgombale | nla | Niger–Congo | | | 5 · Developing |
| ngcNgombe | ngc | Niger–Congo | | | 6a · Vigorous |
| nmjNgombe | nmj | Niger–Congo | | | 6a · Vigorous |
| ndnNgondi | ndn | — | | | 6b · Threatened |
| noqNgongo | noq | Niger–Congo | | | 6b · Threatened |
| ngoNgoni | ngo | Niger–Congo | | | 5 · Developing |
| nloNgul | nlo | — | | | 6a · Vigorous |
| ngpNgulu | ngp | Niger–Congo | | 132,000 | 6a · Vigorous |
| nuwNguluwan | nuw | Austronesian | | | 8b · Nearly Extinct |
| xulNgunnawal | xul | Australian Aboriginal languages | | | 10 · Extinct |
| nuoNguồn | nuo | Austroasiatic | | 20,000 | 6b · Threatened |
| nbxNgura | nbx | Australian Aboriginal languages | | | |
| ngwNgwaba | ngw | Afroasiatic | | | 8a · Moribund |
| nweNgwe | nwe | Niger–Congo | | | 6a · Vigorous |
| nhaNhanda | nha | Australian Aboriginal languages | | | 8b · Nearly Extinct |
| jayNhangu | jay | Australian Aboriginal languages | | | 8a · Moribund |
| yrlNheengatuñe'engatú | yrl | Tupian | | 8,000 | 7 · Shifting |
| hrpNhirrpi | hrp | Australian Aboriginal languages | | | 10 · Extinct |
| niaNiasLi Niha | nia | Austronesian | | 825,768 | 5 · Developing |
| ncsNicaraguan Sign LanguageIdioma de Señas de Nicaragua | ncs | — | | | 5 · Developing |
| nieNiellim | nie | Niger–Congo | | | 6a · Vigorous |
| fuvNigerian Fulfulde | fuv | Niger–Congo | | 14.5 m | 3 · Wider Communication |
| pcmNigerian Pidginpidgin | pcm | — | | 47.5 m | 3 · Wider Communication |
| nsiNigerian Sign Language | nsi | — | | | 5 · Developing |
| nllNihali | nll | — | | 2,000 | 6b · Threatened |
| niiNii | nii | — | | | 5 · Developing |
| gbeNiksek | gbe | Sepik | | | 6a · Vigorous |
| kdpNikyob-Nindem | kdp | — | | | 6a · Vigorous |
| nilNilabahasa Nila | nil | Austronesian | | 600 | 10 · Extinct |
| noeNimadi | noe | Indo-European | | 1.5 m | 6a · Vigorous |
| nmpNimanburru | nmp | Nyulnyulan | | | 10 · Extinct |
| nmrNimbari | nmr | Niger–Congo | | | 9 · Dormant |
| nirNimboranbahasa Namblong | nir | Northwest Papuan | | | 8a · Moribund |
| niwNimo | niw | Left May | | | 6b · Threatened |
| shbNinam | shb | Yanomaman | | | 6a · Vigorous |
| mwiNinde | mwi | Austronesian | | | 6b · Threatened |
| nxiNindi | nxi | Niger–Congo | | | 7 · Shifting |
| nbyNingera | nby | Border | | | 6b · Threatened |
| nxrNinggerumbahasa Kasiwa | nxr | Trans–New Guinea | | | 5 · Developing |
| nizNingil | niz | Torricelli | | | 6a · Vigorous |
| nlkNinia Yali | nlk | Trans–New Guinea | | | 5 · Developing |
| ninNinzo | nin | Niger–Congo | | | 5 · Developing |
| npsNipsanbahasa Jale Selatan | nps | Trans–New Guinea | | | 6b · Threatened |
| njsNisa | njs | Geelvink Bay | | | 6b · Threatened |
| nszNisenan | nsz | Maiduan | | | 9 · Dormant |
| ncgNisga’a | ncg | Tsimshianic | | 610 | 7 · Shifting |
| ysoNisi | yso | — | | | 6a · Vigorous |
| numNiuafo'ou | num | Austronesian | | | 6b · Threatened |
| niuNiueanko e vagahau Niuē | niu | Austronesian | | 10,000 | 1 · National |
| cagNivaclé | cag | — | | | 5 · Developing |
| nivNivkh | niv | — | | 198 | 8a · Moribund |
| hrcNiwer Mil | hrc | — | | | 6a · Vigorous |
| sgiNizaa | sgi | — | | | 6b · Threatened |
| nzbNjebi | nzb | Niger–Congo | | | 5 · Developing |
| njyNjem | njy | Niger–Congo | | | 5 · Developing |
| njrNjerep | njr | Niger–Congo | | | 8b · Nearly Extinct |
| nkqNkami | nkq | Niger–Congo | | | 6a · Vigorous |
| nknNkangala | nkn | Niger–Congo | | | 6a · Vigorous |
| isiNkem-Nkum | isi | Niger–Congo | | | 6a · Vigorous |
| khuNkhumbi | khu | Niger–Congo | | | 5 · Developing |
| nkoNkonya | nko | Niger–Congo | | | 5 · Developing |
| nkxNkoroo | nkx | Niger–Congo | | | 6a · Vigorous |
| nkaNkoya | nka | Niger–Congo | | 146,000 | 5 · Developing |
| nboNkukoli | nbo | Niger–Congo | | | 6b · Threatened |
| nkwNkutu | nkw | — | | | 6a · Vigorous |
| nbpNnam | nbp | Niger–Congo | | | 6a · Vigorous |
| nghNǁng | ngh | Khoisan | | 3 | 8b · Nearly Extinct |
| oakNoakhali | oak | Indo-European | | 7 m | |
| fiaNobiin | fia | Nilo-Saharan | | 669,000 | 6b · Threatened |
| gawNobonob | gaw | Trans–New Guinea | | | 4 · Educational |
| njbNocte | njb | Sino-Tibetan | | | 6a · Vigorous |
| nogNogaiNogayşa | nog | Turkic | | 87,119 | 6b · Threatened |
| bnmNoho | bnm | Niger–Congo | | | 6b · Threatened |
| npxNoipä | npx | Austronesian | | | 6a · Vigorous |
| noiNoiri | noi | Indo-European | | | 6a · Vigorous |
| nkkNokuku | nkk | Austronesian | | | 6b · Threatened |
| notNomatsiguenga | not | Southern Maipuran | | 6,500 | 5 · Developing |
| nolNomlaki | nol | Wintuan | | | 8b · Nearly Extinct |
| zhnNong Zhuangkauq Noangz | zhn | Kra–Dai | | | 3 · Wider Communication |
| nhuNoni | nhu | Niger–Congo | | | 5 · Developing |
| nojNonuya | noj | Bora–Witoto | | 2 | 8b · Nearly Extinct |
| nokNooksack | nok | Salishan | | | 9 · Dormant |
| snfNoon | snf | Niger–Congo | | | 5 · Developing |
| nysNoongar | nys | Australian Aboriginal languages | | 232 | 9 · Dormant |
| mtfNor | mtf | Ramu–Lower Sepik | | | 6b · Threatened |
| nrrNora | nrr | Kra–Dai | | | 10 · Extinct |
| nrfNormanNormaund | nrf | Indo-European | | 100,000 | Severely endangered |
| nrnNorn | nrn | West Scandinavian | | | Extinct |
| esiNorth Alaskan Inupiaq | esi | — | | | 8a · Moribund |
| mmgNorth Ambrym | mmg | Austronesian | | | 6a · Vigorous |
| yirNorth Awyubahasa Awyu utara | yir | Trans–New Guinea | | | 6b · Threatened |
| azjNorth Azerbaijani | azj | Turkic | +1 | 9.2 m | 1 · National |
| qulNorth Bolivian QuechuaApulu qhichwa simi | qul | Quechua | | 116,000 | 2 · Provincial |
| llpNorth Efate | llp | Austronesian | | | 5 · Developing |
| fllNorth Fali | fll | Niger–Congo | | | 6b · Threatened |
| frrNorth FrisianNuurdfresk | frr | Indo-European | | 10,000 | 7 · Shifting |
| gisNorth Giziga | gis | Afroasiatic | | | 6a · Vigorous |
| qvnNorth Junín Quechua | qvn | Quechua | | | 6b · Threatened |
| apcNorth Levantine Arabic | apc | Afroasiatic | +1 | 24.6 m | 3 · Wider Communication |
| mrqNorth Marquesanèo ènana | mrq | Austronesian | | 6,000 | 7 · Shifting |
| aypNorth Mesopotamian Arabic | ayp | Afroasiatic | | | 6a · Vigorous |
| maxNorth Moluccan Malaybahasa Melayu Ternate | max | — | | | 3 · Wider Communication |
| ktiNorth Muyu | kti | Trans–New Guinea | | | 6a · Vigorous |
| scsNorth SlaveySahtúǫt’ı̨ne Yatı̨́ | scs | Na-Dene | | | 6b · Threatened |
| strNorth Straits Salish | str | Salishan | | 105 | 8b · Nearly Extinct |
| tbgNorth Tairora | tbg | Trans–New Guinea | | | 5 · Developing |
| tnnNorth Tanna | tnn | Austronesian | | | 5 · Developing |
| tegNorth Teke | teg | Niger–Congo | | | 6a · Vigorous |
| whgNorth Wahgi | whg | Trans–New Guinea | | | 6a · Vigorous |
| unaNorth Watut | una | Austronesian | | | 6a · Vigorous |
| dipNortheastern Dinka | dip | Nilo-Saharan | | | 4 · Educational |
| pefNortheastern Pomo | pef | Pomoan | | | 9 · Dormant |
| aqnNorthern Alta | aqn | Austronesian | | | 6b · Threatened |
| atvNorthern Altai | atv | Turkic | | | 6b · Threatened |
| rynNorthern Amami Ōshima | ryn | Japonic | | 10,000 | 7 · Shifting |
| bmmNorthern Betsimisaraka Malagasy | bmm | Austronesian | | | 6a · Vigorous |
| bboNorthern Bobo Madaré | bbo | Niger–Congo | | | 6a · Vigorous |
| dgiNorthern Dagara | dgi | Niger–Congo | | | 5 · Developing |
| crlNorthern East Cree | crl | — | | | 5 · Developing |
| empNorthern Embera | emp | Choco | | 72,000 | 5 · Developing |
| ghhNorthern Ghale | ghh | Bodish | | | 6b · Threatened |
| gnoNorthern Gondi | gno | Dravidian | | | 5 · Developing |
| gboNorthern Grebo | gbo | Niger–Congo | | | 5 · Developing |
| hujNorthern Guiyang Hmong | huj | Hmong–Mien | | | 6a · Vigorous |
| hdnNorthern Haida | hdn | — | | | 8b · Nearly Extinct |
| hmiNorthern Huishui Hmong | hmi | Hmong–Mien | | | 6a · Vigorous |
| xnnNorthern Kankanay | xnn | Austronesian | | | 5 · Developing |
| kxmNorthern Khmer | kxm | Austroasiatic | | 1.4 m | 5 · Developing |
| kqsNorthern Kissi | kqs | Niger–Congo | | | 4 · Educational |
| lrcNorthern Luriلۊری | lrc | — | | 1.5 m | 6a · Vigorous |
| hmpNorthern Mashan Hmong | hmp | Hmong–Mien | | | 6a · Vigorous |
| mnpNorthern Min | mnp | Sino-Tibetan | | 11 m | 5 · Developing |
| xkbNorthern Nago | xkb | Niger–Congo | | | 6a · Vigorous |
| ndeNorthern NdebeleSindebele | nde | Niger–Congo | | 1.6 m | 3 · Wider Communication |
| ngbNorthern Ngbandi | ngb | Niger–Congo | | 250,290 | 5 · Developing |
| yivNorthern Nisu | yiv | Sino-Tibetan | | | 6b · Threatened |
| nniNorthern Nuaulubahasa Nuaulu Utara | nni | Austronesian | | | 6b · Threatened |
| onrNorthern One | onr | Torricelli | | | 6b · Threatened |
| paoNorthern Paiute | pao | Uto-Aztecan | | | 8a · Moribund |
| pmqNorthern Pame | pmq | Central American Indian languages | | | 6b · Threatened |
| pbuNorthern Pashto | pbu | Indo-European | | 20.9 m | 4 · Educational |
| qvzNorthern Pastaza Quichua | qvz | Quechua | | | 6b · Threatened |
| cnpNorthern Pinghua | cnp | Sino-Tibetan | | | |
| pejNorthern Pomo | pej | Pomoan | | 1 | 9 · Dormant |
| pwwNorthern Pwo | pww | Sino-Tibetan | | | 5 · Developing |
| cngNorthern Qiang | cng | Sino-Tibetan | | | 7 · Shifting |
| rogNorthern Roglai | rog | Austronesian | | | 5 · Developing |
| smeNorthern Samidavvisámegiella | sme | Uralic | | 25,700 | 2 · Provincial |
| nsqNorthern Sierra Miwok | nsq | Yok-Utian | | | 9 · Dormant |
| bksNorthern Sorsogon | bks | Austronesian | | | 6a · Vigorous |
| nsoNorthern SothoSepedi | nso | Niger–Congo | | 4.1 m | 1 · National |
| stbNorthern Subanen | stb | Austronesian | | | 5 · Developing |
| nodNorthern Thaiᨣᩤᩴᨾᩮᩬᩥᨦ | nod | Kra–Dai | | 6 m | 3 · Wider Communication |
| tjiNorthern Tujia | tji | Sino-Tibetan | | | 7 · Shifting |
| ttmNorthern Tutchone | ttm | Na-Dene | | | 8a · Moribund |
| uznNorthern Uzbek | uzn | Western Karluk | | 26.9 m | 1 · National |
| kiuNorthern ZazaShar Ma | kiu | Indo-European | | | 5 · Developing |
| eskNorthwest Alaska Inupiatun | esk | — | | | 8a · Moribund |
| gyaNorthwest Gbaya | gya | Niger–Congo | | | 5 · Developing |
| diwNorthwestern Dinka | diw | Nilo-Saharan | | | 6a · Vigorous |
| nsfNorthwestern Nisu | nsf | Sino-Tibetan | | | 6a · Vigorous |
| ojbNorthwestern Ojibwa | ojb | Algic | | | 7 · Shifting |
| tmkNorthwestern Tamang | tmk | Bodish | | | 6a · Vigorous |
| norNorwegiannorsk | nor | Indo-European | | 5.2 m | 1 · National |
| nslNorwegian Sign Languagenorsk tegnspråk | nsl | — | | | 5 · Developing |
| blyNotre | bly | Niger–Congo | | | 6b · Threatened |
| ncfNotsi | ncf | Austronesian | | | 5 · Developing |
| ntwNottoway | ntw | Iroquoian | | | 9 · Dormant |
| noyNoy | noy | Niger–Congo | | | 8b · Nearly Extinct |
| nseNsenga | nse | Niger–Congo | | | 5 · Developing |
| lnsNso | lns | Niger–Congo | | | 3 · Wider Communication |
| nsxNsongo | nsx | Niger–Congo | | | 5 · Developing |
| budNtcham | bud | Niger–Congo | | | 5 · Developing |
| nqtNteng | nqt | Afroasiatic | | | |
| nnlNtenyi | nnl | Sino-Tibetan | | | 5 · Developing |
| ntoNtomba | nto | Niger–Congo | | 100,000 | 6a · Vigorous |
| bliNtomba-Bolia | bli | Niger–Congo | | | 6a · Vigorous |
| kcnNubi | kcn | Arabic-based pidgin and creole languages | | 42,000 | 6b · Threatened |
| kteNubriलार्क्या भोटे | kte | — | | 3,776 | 6a · Vigorous |
| xpfNuenonne | xpf | Australian Aboriginal languages | | | |
| nusNuer | nus | Nilo-Saharan | | 900,000 | 4 · Educational |
| mbrNukakNɨkák náu' | mbr | — | | 831 | 6a · Vigorous |
| kltNukna | klt | Trans–New Guinea | | | 6a · Vigorous |
| nucNukuini | nuc | Pano-Tacanan | | | 9 · Dormant |
| nuqNukumanu | nuq | Austronesian | | | 6a · Vigorous |
| nkrNukuorobasa de henua | nkr | Austronesian | | | 5 · Developing |
| nurNukuria | nur | Austronesian | | | 6a · Vigorous |
| sijNumbami | sij | Austronesian | | | 6b · Threatened |
| tgsNume | tgs | Austronesian | | | 6b · Threatened |
| kdkNumèè | kdk | Austronesian | | | 6b · Threatened |
| nunNung | nun | Sino-Tibetan | | | 8a · Moribund |
| nutNung | nut | Kra–Dai | | 850,000 | 5 · Developing |
| nugNungali | nug | Australian Aboriginal languages | | | 10 · Extinct |
| nuyNunggubuyu | nuy | Australian Aboriginal languages | | | 6b · Threatened |
| rinNungu | rin | — | | | 6a · Vigorous |
| iiiNuosuꆈꌠꉙ | iii | Sino-Tibetan | | 2 m | 4 · Educational |
| npbNupbi | npb | Sino-Tibetan | | | 6a · Vigorous |