| русский | rus-000 |
| узкоколейная железная дорога | |
| български | bul-000 | теснолинейка |
| čeština | ces-000 | úzkorozchodná dráha |
| 普通话 | cmn-000 | 狭轨铁路 |
| 國語 | cmn-001 | 狹軌鐵路 |
| Hànyǔ | cmn-003 | xiáguǐtiělù |
| Deutsch | deu-000 | Schmalspurbahn |
| English | eng-000 | construction railroad |
| English | eng-000 | decauville |
| English | eng-000 | light railroad |
| English | eng-000 | light railway |
| English | eng-000 | narrow gauge railway |
| English | eng-000 | narrow-gage railroad |
| English | eng-000 | narrow-gauge railroad |
| English | eng-000 | narrow-gauge railway |
| suomi | fin-000 | kapearaiteinen rautatie |
| français | fra-000 | voie étroite |
| magyar | hun-000 | kisvasút |
| italiano | ita-000 | scartamento ridotto |
| 日本語 | jpn-000 | 狭軌 |
| 한국어 | kor-000 | 협궤 |
| lietuvių | lit-000 | siaurukas |
| Lëtzebuergesch | ltz-000 | schmuelspurbunn |
| Nederlands | nld-000 | smalspoor |
| polski | pol-000 | kolej wąskotorowa |
| русский | rus-000 | узкоколейка |
| slovenčina | slk-000 | úzkorozchodná železnica |
| svenska | swe-000 | smalspår |
| українська | ukr-000 | вузькоколійна залізниця |