| Plattdüütsch-Neddersassisch | nds-002 |
| Noordsee | |
| Afrikaans | afr-000 | Noordsee |
| Classical Arabic—ASJP | arb-001 | bḥr ạlsẖmạl |
| biełaruskaja łacinka | bel-002 | Paŭnochnaye mora |
| Bangla | ben-001 | uttara sāgara北海 |
| brezhoneg | bre-000 | Mor an Hanternoz |
| bălgarski ezik | bul-001 | Severno more |
| català | cat-000 | Mar del Nord |
| čeština | ces-000 | Severní moře |
| Hànyǔ | cmn-003 | Běihǎi |
| Kernowek | cor-000 | Mor Kledh |
| Cymraeg | cym-000 | Môr y Gogledd |
| dansk | dan-000 | Vesterhavet |
| Deutsch | deu-000 | Nordsee |
| dolnoserbska reč | dsb-000 | Pódpołnocne mórjo |
| eesti | ekk-000 | Põhjameri |
| Ellinika | ell-003 | Bóreia Thálassa |
| English | eng-000 | German Sea |
| English | eng-000 | North Sea |
| Esperanto | epo-000 | Norda Maro |
| føroyskt | fao-000 | Norðsjógvurin |
| suomi | fin-000 | Pohjanmeri |
| français | fra-000 | mer du Nord |
| Frysk | fry-000 | Noardsee |
| Gàidhlig | gla-000 | Cuan a Tuath |
| Gàidhlig | gla-000 | Muir Lochlainn |
| Gàidhlig | gla-000 | Muir a Tuath |
| galego | glg-000 | mar do Norte |
| ISO 259-3 | heb-001 | hym hẕpwny |
| hrvatski | hrv-000 | Sjeverno more |
| hornjoserbšćina | hsb-000 | Sewjerne morjo |
| magyar | hun-000 | Északi-tenger |
| hyw-001 | Hyusisayin cov | |
| bahasa Indonesia | ind-000 | Laut Utara |
| íslenska | isl-000 | Norðursjór |
| italiano | ita-000 | mare del Nord |
| 日本語 | jpn-000 | ほっかい, hokkai |
| Kartuli | kat-001 | chrdiloetis zghva |
| Hangungmal | kor-001 | bughae |
| latine | lat-000 | Mare Germanicum |
| lietuvių | lit-000 | Šiaurės jūra |
| Lëtzebuergesch | ltz-000 | Nordmier |
| latviešu | lvs-000 | Ziemeļjūra |
| Makedonski jazik | mkd-001 | Severno More |
| Nederlands | nld-000 | Noordzee |
| nynorsk | nno-000 | Nordsjøen |
| bokmål | nob-000 | Nordsjøen |
| polski | pol-000 | Morze Północne |
| português | por-000 | Mar do Norte |
| lingua rumantscha | roh-000 | Mar dal nord |
| română | ron-000 | Marea Nordului |
| russkij | rus-001 | Severnoe more |
| lingua siciliana | scn-000 | Mari dû nord |
| slovenčina | slk-000 | Severné more |
| slovenščina | slv-000 | Severno morje |
| español | spa-000 | Mar del Norte |
| srpski | srp-001 | Severno more |
| svenska | swe-000 | Nordsjön |
| phasa thai | tha-001 | thaleh̄enụ̄x |
| Türkçe | tur-000 | Kuzey Denizi |
| Latynytsia | ukr-001 | Pivnichne more |
| Urdu | urd-002 | bhyr shmal |
| Bahasa Malaysia | zsm-000 | Laut Utara |