This is a partial list of language codes from the withdrawn ISO 639-6 standard.
| 639-6 | 639-3 | eng |
|---|---|---|
| ango | ang | Old English |
| bicr | Bai | |
| bjgh | Beijing Mandarin | |
| bjjg | Beijing | |
| cagj | Chang-Jing | |
| cayi | New Xiang | |
| cuqu | Chuqu Wu | |
| dbiu | Northeastern Mandarin | |
| dton | Da-Tong | |
| emen | Early Modern English | |
| fuji | Fuqing | |
| fuua | Fu'an | |
| fzho | Fuzhou | |
| goya | Gao-Yang Yue | |
| goyu | Guoyu | |
| gulu | Goulou Yue | |
| guzg | Guanzhong | |
| hgou | Hangzhou | |
| hhjm | Hachjiō | |
| hife | Haifeng | |
| htia | Taiwanese Hakka | |
| huyu | Huayu | |
| jiix | Ji−Xu Xiang | |
| jiua | Jinhua | |
| jliu | Jiaoliao | |
| jlua | Jliu Mandarin | |
| jnha | Junjiahua | |
| louo | Old Xiang | |
| lyiu | Lan−Yin | |
| mclr | Min | |
| mdgr | gmh | Middle High German |
| meng | enm | Middle English |
| plig | Changzhou | |
| qnli | Qin−Lian Yue | |
| sazo | Tuhua | |
| shiq | Shiqi | |
| siiy | Siyi Yue | |
| stns | Satinese | |
| suji | Suzhou | |
| taiu | Taihu Wu | |
| tigz | Tingzhou | |
| tisa | Taishanese | |
| tjin | Tianjin | |
| tzoj | Taizhou | |
| wceg | Wencheng | |
| whua | Wu−Hua Yue | |
| wxwa | www | Wawa |
| wzhu | Wenzhouese | |
| xghu | Southwestern Mandarin | |
| xgng | Hong Kong Cantonese | |
| yilu | Yi-Liu | |
| yiyi | Ying-Yi | |
| yoxu | Yong−Xun Yue | |
| zgyu | Zhongyuan Mandarin | |