| 144372 | Ukuriguma | dogon | | | Z'graggen (1980) | long |
| 228985 | Unknown (possibly Konomala) | 'pʌndʌloinʌ | | | SIL () | |
| 228988 | Unknown (possibly Konomala) | dɔloinʌ | | | SIL () | |
| 228799 | Ura | uuyuǥʌ | | | SIL (1971) | |
| 230847 | Ura | un̰u | | | SIL (1975) | |
| 228292 | Ura | uuyuǥʌ | | | SIL (1970) | |
| 200291 | Uri (Siara Dialect) | pʌɾɑmuʔ | | | Retsema et al. (2009) | |
| 200379 | Uri (Sintogoro Dialect) | pʌɾɑmoʔ | | | Retsema et al. (2009) | |
| 181426 | Urigina | uruva | | | Z'graggen (1980) | long |
| 144367 | Usan | degen | | | Z'graggen (1980) | long |
| 30762 | Usku | pro | | | Voorhoeve (1971) | |
| 193714 | Utarmbung | iwr- | | | Z'graggen (1980) | long |
| 125540 | Utu | duru:g | | | Z'graggen (1980) | long |
| 181428 | Uya | waʔwak | | | Z'graggen (1980) | long |
| 216253 | Uyajitaya (Didiwala Dialect) | otiɑro | | | Rueck & Jore (2003) | |
| 217107 | Uyajitaya (Gisi Dialect) | otiɑro | | | Rueck & Jore (2003) | |
| 216133 | Uyajitaya (Palipa Dialect) | otijɑro | | | Lambrecht et al. (2008) | |
| 216816 | Uyajitaya (Subalulu Dialect) | otiɑro | | | Rueck & Jore (2003) | |
| 216936 | Uyajitaya (Udibai Dialect) | otiɑro | | | Rueck & Jore (2003) | |
| 216013 | Uyajitaya (Uya Dialect) | otiɑro | | | Lambrecht et al. (2008) | |
| 181430 | Uyajitaya | uti ro | | | Z'graggen (1980) | long |
| 30127 | Viid | kukitaman | | | Voorhoeve (1971) | |
| 2644 | Waboda | tutukere | | | Wurm (1973) | |
| 193719 | Wadaginam | sɨwʉg- | | | Z'graggen (1980) | long |
| 201051 | Wagi (Foran Dialect) | vɛlaf | | | Spencer et al. (2011) | |
| 200490 | Wagi (Kamba Dialect) | vɛlah | | | Spencer et al. (2011) | |
| 200913 | Wagi (Mis Dialect) | vɛlaf | | | Spencer et al. (2011) | |
| 200771 | Wagi (Silibob Dialect) | vɛlah | | | Spencer et al. (2011) | |
| 200633 | Wagi | vɛlah | | | Spencer et al. (2011) | |
| 125547 | Wagi | wɛlʌf | | | Z'graggen (1980) | long |
| 26840 | Walak | i𝛿u | | | Bromley (1967) | |
| 26835 | Walak | mot | | | Bromley (1967) | |
| 125529 | Wamas | wouta | | | Z'graggen (1980) | long |
| 158155 | Wambon | ŋgurup | | | McElhanon and Voorhoeve (1970) | long |
| 214335 | Wambon | ˈqɔrɑm | | | Hughes (2009) | |
| 230892 | Wambon | gurup | | | Healey (1970) | |
| 230893 | Wambon | guru | | | Healey (1970) | |
| 144363 | Wanambre | saŋgulen | | | Z'graggen (1980) | long |
| 144364 | Wanambre | soan | | | Z'graggen (1980) | long |
| 211892 | Wanggom | səˈjɯkijɑ | | | Hughes (2009) | |
| 158199 | Wantoat | biakŋe | | | McElhanon and Voorhoeve (1970) | long |
| 158200 | Wantoat (Bam Dialect) | ŋgasamYʌ | | | McElhanon and Voorhoeve (1970) | long |
| 158201 | Wantoat (Yagawak Dialect) | kʌloŋiwʌ | | | McElhanon and Voorhoeve (1970) | long |
| 30943 | Waris | tokol | | | Voorhoeve (1971) | |
| 218992 | Waritai | kwɾi^ | | | Clouse (1997) | |
| 28557 | Warkay-Bipim | petaxaram | | | Voorhoeve (1971) | |
| 144351 | Waskia | maya | | | Z'graggen (1980) | long |
| 181413 | Watiwa | urau | | | Z'graggen (1980) | long |
| 181431 | Waube | wʌpʌ | | | Z'graggen (1980) | long |
| 35663 | Wersing | ləm'ukul | | | Stokhof (1975) | |
