| 30135 | Viid | nambetep | | | Voorhoeve (1971) | |
| 176702 | Uyajitaya | mai | | | Z'graggen (1980) | mouth |
| 215967 | Uyajitaya (Uya Dialect) | mɑ | | | Lambrecht et al. (2008) | |
| 216890 | Uyajitaya (Udibai Dialect) | mɑ | | | Rueck & Jore (2003) | |
| 216769 | Uyajitaya (Subalulu Dialect) | mɑ | | | Rueck & Jore (2003) | |
| 216087 | Uyajitaya (Palipa Dialect) | mɑ | | | Lambrecht et al. (2008) | |
| 217061 | Uyajitaya (Gisi Dialect) | mɑ | | | Rueck & Jore (2003) | |
| 216207 | Uyajitaya (Didiwala Dialect) | mɑ | | | Rueck & Jore (2003) | |
| 176700 | Uya | hibna | | | Z'graggen (1980) | mouth |
| 120363 | Utu | ove- | | | Z'graggen (1980) | mouth |
| 190549 | Utarmbung | yaːgoŋba- | | | Z'graggen (1980) | mouth |
| 30769 | Usku | kosei | | | Voorhoeve (1971) | |
| 139713 | Usan | aber(i) | | | Z'graggen (1980) | (mouth) |
| 176698 | Urigina | sembe | | | Z'graggen (1980) | mouth |
| 200347 | Uri (Sintogoro Dialect) | mʌniʔ | | | Retsema et al. (2009) | |
| 200257 | Uri (Siara Dialect) | mini | | | Retsema et al. (2009) | |
| 155516 | Uri | mi | | | McElhanon and Voorhoeve (1970) | mouth |
| 228685 | Ura | ʌ ƀɛmgɩ | | | SIL (1971) | |
| 230732 | Ura | awʌmgi | | | SIL (1975) | |
| 228178 | Ura | ʌ ƀɛmgi | | | SIL (1970) | |
| 228853 | Unknown (possibly Konomala) | 'buluⁿ | | | SIL () | |
| 139718 | Ukuriguma | kabogoto | | | Z'graggen (1980) | (mouth) |
| 155492 | Ufim | maŋgo | | | McElhanon and Voorhoeve (1970) | mouth |
| 257667 | Uare | ˈhebe | | | Dutton (1970) | mouth |
| 217488 | Uare | 'hɛbe | | | SIL (1988) | |
| 155514 | Tuma-Irumu (Irumu Dialect) | mendzi | | | McElhanon and Voorhoeve (1970) | mouth |
| 214720 | Tsaukambo | hɑlɔˈtɔʔ | | | Hughes (2009) | |
| 218467 | Tokano | ƀel'a | | | SIL (1965) | |
| 30605 | Tofanma | lotake | | | Voorhoeve (1971) | |
| 155535 | Tobo | koa | | | McElhanon and Voorhoeve (1970) | mouth |
| 3763 | Toaripi | ape | | | Brown (1973) | |
| 4402 | Toaripi (Sepoe Dialect) | ape | | | Brown (1973) | |
| 155537 | Timbe | lau | | | McElhanon and Voorhoeve (1970) | mouth |
| 78666 | Tidore | moda | | | Pikkert et al (1994) | |
| 36046 | Teiwa (Sargang Dialect) | nαh'ɔs | | | Stokhof (1975) | |
| 36866 | Teiwa (Madar Dialect) | nα-αb'ak | | | Stokhof (1975) | |
| 38390 | Teiwa (Lebang Dialect) | nα | | | Stokhof (1975) | |
| 38624 | Teiwa (Deing Dialect) | nαh'ɔ-ɔ | | | Stokhof (1975) | |
| 28945 | Tebi | kleseri | | | Voorhoeve (1971) | |
| 5074 | Tebera | fonamu | | | Macdonald (1973) | |
| 190561 | Tauya | sipinimo | | | Z'graggen (1980) | mouth |
| 212739 | Tause (Weirate Dialect) | a-wao | | | Clouse (1997) | |
| 212740 | Tause (Deirate Dialect) | kwa-dude | | | Clouse (1997) | |
| 212741 | Tause | a-kwa | | | Clouse (1997) | |
| 218078 | Tauade | ketapai | | | SIL (1980) | |
| 211952 | Tangko | ˌtɑnˈtɑmɔn | | | Hughes (2009) | |
| 30374 | Tamagario | mowp | | | Voorhoeve (1971) | |
| 3140 | Tairuma | ape | | | Brown (1973) | |
| 31256 | Tairora, South | no | | | SIL (1976) | |
| 73474 | Tairora, North | no | | | Scott (1978) | |
