| 159757 | Wambon | kosep | | | McElhanon and Voorhoeve (1970) | ashes |
| 214271 | Wambon | ɴɢɑndop̚ | | | Hughes (2009) | |
| 123650 | Wamas | giagi | | | Z'graggen (1980) | ashes |
| 123651 | Wamas | pamu | | | Z'graggen (1980) | ashes |
| 196901 | Walio | inaǏaǏi | | | Conrad and Dye (1975) | |
| 26788 | Walak | wul | | | Bromley (1967) | |
| 123676 | Wagi | amʌr | | | Z'graggen (1980) | ashes |
| 200652 | Wagi | kɛvusur | | | Spencer et al. (2011) | |
| 123677 | Wagi | usur | | | Z'graggen (1980) | ashes |
| 200790 | Wagi (Silibob Dialect) | kɛv usur | | | Spencer et al. (2011) | |
| 200934 | Wagi (Mis Dialect) | kævusur | | | Spencer et al. (2011) | |
| 200511 | Wagi (Kamba Dialect) | usur | | | Spencer et al. (2011) | |
| 201070 | Wagi (Foran Dialect) | kæv usur | | | Spencer et al. (2011) | |
| 192749 | Wadaginam | gitr̃ | | | Z'graggen (1980) | ashes |
| 192748 | Wadaginam | gʌːwusup | | | Z'graggen (1980) | ashes |
| 159778 | Waboda | tonobere | | | McElhanon and Voorhoeve (1970) | ashes |
| 2630 | Waboda | tonobere | | | Wurm (1973) | |
| 24725 | Wabo | abu | | | Voorhoeve (1975) | |
| 19216 | Viid | tokos | | | Voorhoeve (1975) | |
| 30096 | Viid | tokos | | | Voorhoeve (1971) | |
| 179733 | Uyajitaya | aːsu | | | Z'graggen (1980) | ashes |
| 216032 | Uyajitaya (Uya Dialect) | ɑwumudʒi | | | Lambrecht et al. (2008) | |
| 216955 | Uyajitaya (Udibai Dialect) | ɑsu | | | Rueck & Jore (2003) | |
| 216835 | Uyajitaya (Subalulu Dialect) | ɑumudʒi | | | Rueck & Jore (2003) | |
| 216152 | Uyajitaya (Palipa Dialect) | ɑumudʒi | | | Rueck & Jore (2003) | |
| 217149 | Uyajitaya (Gisi Dialect) | ɑsu | | | Rueck & Jore (2003) | |
| 217154 | Uyajitaya (Gisi Dialect) | ɑsu | | | Rueck & Jore (2003) | |
| 216272 | Uyajitaya (Didiwala Dialect) | ɛjɑ | | | Rueck & Jore (2003) | |
| 179731 | Uya | ʔʌb | | | Z'graggen (1980) | ashes |
| 123668 | Utu | maup | | | Z'graggen (1980) | ashes |
| 123667 | Utu | iʌg | | | Z'graggen (1980) | ashes |
| 123666 | Utu | pa:b | | | Z'graggen (1980) | ashes |
| 192743 | Utarmbung | yapo- | | | Z'graggen (1980) | ashes |
| 30729 | Usku | fu | | | Voorhoeve (1971) | |
| 19659 | Usku | fu | | | Voorhoeve (1975) | |
| 142716 | Usan | wʌmbin | | | Z'graggen (1980) | (ashes) |
| 179728 | Urigina | kumbisum | | | Z'graggen (1980) | ashes |
| 179729 | Urigina | goimp | | | Z'graggen (1980) | ashes |
| 200394 | Uri (Sintogoro Dialect) | kʷʌnʌmbʌŋ | | | Retsema et al. (2009) | |
| 200306 | Uri (Siara Dialect) | kunʌmbʌŋ | | | Retsema et al. (2009) | |
| 159812 | Uri | kunʌmbʌŋ | | | McElhanon and Voorhoeve (1970) | ashes |
| 228707 | Ura | řʌptəpkʌ | | | SIL (1971) | |
| 230754 | Ura | ligʌtki | | | SIL (1975) | |
| 228200 | Ura | řʌ̌ptəpkʌ | | | SIL (1970) | |
| 228889 | Unknown (possibly Konomala) | waf | | | SIL () | |
| 228878 | Unknown (possibly Konomala) | 'luaf | | | SIL () | |
| 142722 | Ukuriguma | wam | | | Z'graggen (1980) | (ashes) |
| 159789 | Ufim | nembo | | | McElhanon and Voorhoeve (1970) | ashes |
| 217479 | Uare | u'vahu | | | SIL (1988) | |
| 258308 | Uare | uˈvahu | | | Dutton (1970) | ashes (black) |
