| Název | Obyvatele | Nad. výška | Souřadnice | 
| Yabi | 
 | 610 m | 3°43' S; 135°13' E | 
| Yabowo | 
 | 1 m | 7°49' S; 139°4' E | 
| Yafi | 
 | 423 m | 3°19' S; 140°55' E | 
| Yahtuak | 
 | 152 m | 1°38' S; 133°7' E | 
| Yakau | 
 | 48 m | 7°58' S; 140°35' E | 
| Yakorra | 
 | 21 m | 2°6' S; 133°3' E | 
| Yali Ali | 
 | 46 m | 1°46' S; 134°13' E | 
| Yaman | 
 | 1 m | 7°10' S; 139°0' E | 
| Yamas | 
 | 531 m | 2°58' S; 140°37' E | 
| Yambe | 
 | 307 m | 1°18' S; 132°37' E | 
| Yamboi | 
 | 633 m | 1°21' S; 134°3' E | 
| Yambuike | 
 | 1 m | 7°24' S; 140°5' E | 
| Yambunun | 
 | 1 083 m | 3°2' S; 132°39' E | 
| Yangkena | 
 | 122 m | 2°30' S; 140°22' E | 
| Yanim | 
 | 1 m | 0°40' S; 135°40' E | 
| Yanke | 
 | 34 m | 7°28' S; 140°30' E | 
| Yansip | 
 | 229 m | 2°40' S; 140°15' E | 
| Yansoribo | 
 | 6 m | 0°43' S; 133°46' E | 
| Yaona | 
 | 88 m | 2°25' S; 140°22' E | 
| Yapakopra | 
 | 
 | 4°24' S; 135°4' E | 
| Yapero | 
 | 2 m | 4°58' S; 137°10' E | 
| Yapsi | 
 | 305 m | 2°46' S; 140°1' E | 
| Yaratuar | 
 | 168 m | 2°58' S; 134°40' E | 
| Yasibak | 
 | 1 m | 7°10' S; 140°4' E | 
| Yauer-manokwari | 
 | 233 m | 3°1' S; 134°49' E | 
| Yauke | 
 | 1 m | 1°37' S; 137°55' E | 
| Ya Umboh | 
 | 2 m | 7°43' S; 139°58' E | 
| Yaurun | 
 | 1 m | 7°12' S; 139°58' E | 
| Yaverun | 
 | 1 m | 7°12' S; 139°58' E | 
| Yawali | 
 | 1 m | 7°43' S; 139°43' E | 
| Yawimu | 
 | 1 m | 7°47' S; 139°45' E | 
| Yeem | 
 | 1 m | 7°46' S; 140°0' E | 
| Yee | 
 | 30 m | 7°25' S; 140°30' E | 
| Yef Lio | 
 | 1 m | 1°4' S; 131°13' E | 
| Yembekiri | 
 | 
 | 1°51' S; 134°9' E | 
| Yem | 
 | 1 m | 7°46' S; 140°0' E | 
| Yenburuo | 
 | 1 m | 0°55' S; 134°52' E | 
| Yende | 
 | 1 m | 2°22' S; 134°31' E | 
| Yendidori | 
 | 12 m | 1°8' S; 136°1' E | 
| Yenggarboi | 
 | 
 | 0°40' S; 135°37' E | 
| Yenmanu | 
 | 
 | 0°55' S; 134°49' E | 
| Yennanas Besir | 
 | 1 m | 0°27' S; 130°41' E | 
| Yera | 
 | 1 m | 7°37' S; 138°13' E | 
| Yetieprike | 
 | 22 m | 7°39' S; 140°24' E | 
| Yetti | 
 | 293 m | 3°0' S; 140°52' E | 
| Ye | 
 | 30 m | 7°25' S; 140°30' E | 
| Yirimami | 
 | 11 m | 4°46' S; 137°1' E | 
| Yoan | 
 | 225 m | 2°40' S; 140°13' E | 
| Yobi | 
 | 1 m | 1°42' S; 136°26' E | 
| Yodom | 
 | 1 m | 7°16' S; 139°31' E | 
| Yohadian | 
 | 1 m | 1°57' S; 132°4' E | 
| Yomber | 
 | 1 m | 2°6' S; 134°22' E | 
| Yomob | 
 | 1 m | 7°46' S; 139°39' E | 
| Yomuka | 
 | 4 m | 7°25' S; 138°37' E | 
| Yonggandur | 
 | 25 m | 8°34' S; 140°49' E | 
| Yoppingar | 
 | 153 m | 2°28' S; 134°34' E | 
| Yote | 
 | 568 m | 3°0' S; 140°37' E | 
| Yugil | 
 | 1 m | 7°40' S; 139°31' E | 
| Yugi | 
 | 1 m | 7°37' S; 139°26' E | 
| Yulbabuti | 
 | 1 m | 8°0' S; 139°10' E | 
| Yuli | 
 | 57 m | 7°47' S; 140°50' E | 
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