| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Sabig | city | Sandaun Province | Papua New Guinea | -3.6 | 142.3166667 | 2014 | 719 |
| Sabiga | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.5666667 | 836 | 759 |
| Sabtei | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.0666667 | 1663 | 719 |
| Saindei | city | Sandaun Province | Papua New Guinea | -3.4666667 | 142.1166667 | 1975 | 719 |
| Sainendi | city | Sandaun Province | Papua New Guinea | -3.2666667 | 141.0833333 | 1801 | 719 |
| Sainindi | city | Sandaun Province | Papua New Guinea | -3.2666667 | 141.0833333 | 1801 | 719 |
| Salup | city | Sandaun Province | Papua New Guinea | -3.3666667 | 143.0333333 | 167 | 357 |
| Samanai | city | Sandaun Province | Papua New Guinea | -3.85 | 141.1666667 | 649 | 719 |
| Samanai 1 | city | Sandaun Province | Papua New Guinea | -3.85 | 141.1666667 | 649 | 719 |
| Samararu | city | Sandaun Province | Papua New Guinea | -2.95 | 141.4833333 | 442 | 719 |
| Sambai | city | Sandaun Province | Papua New Guinea | -3.4666667 | 142.55 | 1801 | 727 |
| Sanshi | city | Sandaun Province | Papua New Guinea | -3.8 | 142.6 | 515 | 776 |
| Sarbotei | city | Sandaun Province | Papua New Guinea | -3.4333333 | 142.1166667 | 2352 | 719 |
| Sawampa | city | Sandaun Province | Papua New Guinea | -2.7833333 | 141.0166667 | 1961 | 854 |
| Seberola | city | Sandaun Province | Papua New Guinea | -3.65 | 142.5333333 | 912 | 728 |
| Sebig | city | Sandaun Province | Papua New Guinea | -3.6 | 142.3166667 | 2014 | 719 |
| Seinam | city | Sandaun Province | Papua New Guinea | -3.5166667 | 142.05 | 1394 | 719 |
| Seiyum | city | Sandaun Province | Papua New Guinea | -3.3333333 | 142.1666667 | 1407 | 719 |
| Sekotchiau | city | Sandaun Province | Papua New Guinea | -3.0166667 | 141.0166667 | 787 | 853 |
| Seleo | city | Sandaun Province | Papua New Guinea | -3.1333333 | 142.4833333 | 0 | 48 |
| Seleput | city | Sandaun Province | Papua New Guinea | -3.6333333 | 142.4333333 | 1000 | 719 |
| Sembati | city | Sandaun Province | Papua New Guinea | -5.3166667 | 142.2 | 1325 | 1211 |
| Senagi | city | Sandaun Province | Papua New Guinea | -3.6833333 | 141.2166667 | 997 | 719 |
| Sengi | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.5 | 1364 | 719 |
| Serai | city | Sandaun Province | Papua New Guinea | -2.9666667 | 141.95 | 3 | 416 |
| Seraminag | city | Sandaun Province | Papua New Guinea | -3.6 | 141.1666667 | 1309 | 719 |
| Sererian | city | Sandaun Province | Papua New Guinea | -4.0666667 | 141.2333333 | 639 | 719 |
| Sernion | city | Sandaun Province | Papua New Guinea | -4.05 | 141.3166667 | 741 | 719 |
| Serra | city | Sandaun Province | Papua New Guinea | -2.9666667 | 141.95 | 3 | 416 |
| Siama | city | Sandaun Province | Papua New Guinea | -3.4 | 141.8833333 | 1988 | 719 |
| Siaute | city | Sandaun Province | Papua New Guinea | -3.2 | 142.2166667 | 800 | 719 |
| Siauti | city | Sandaun Province | Papua New Guinea | -3.2 | 142.2166667 | 800 | 719 |
| Sibieium | city | Sandaun Province | Papua New Guinea | -4.1166667 | 141.2666667 | 830 | 719 |
| Sibitei | city | Sandaun Province | Papua New Guinea | -3.4666667 | 142.1 | 1893 | 719 |
| Siboitei | city | Sandaun Province | Papua New Guinea | -3.4333333 | 142.0833333 | 2116 | 719 |
| Siemetamanabip | city | Sandaun Province | Papua New Guinea | -4.7 | 141.05 | 1597 | 719 |
| Sigaitei | city | Sandaun Province | Papua New Guinea | -3.4333333 | 142.0833333 | 2116 | 719 |
| Sikel | city | Sandaun Province | Papua New Guinea | -3.4666667 | 142.2333333 | 1971 | 719 |
| Simbap | city | Sandaun Province | Papua New Guinea | -3.5833333 | 142.3333333 | 1541 | 719 |
| Simia | city | Sandaun Province | Papua New Guinea | -3.9666667 | 141.1 | 692 | 719 |
| Simog | city | Sandaun Province | Papua New Guinea | -3.3333333 | 141.25 | 980 | 719 |
| Sinanu | city | Sandaun Province | Papua New Guinea | -2.95 | 141.05 | 810 | 719 |
| Sinanu 1 | city | Sandaun Province | Papua New Guinea | -2.95 | 141.0333333 | 787 | 854 |
| Sinanu 2 | city | Sandaun Province | Papua New Guinea | -2.95 | 141.05 | 810 | 719 |
| Sinanu 3 | city | Sandaun Province | Papua New Guinea | -2.95 | 141.05 | 810 | 719 |
| Sinimsigin | city | Sandaun Province | Papua New Guinea | -4.7833333 | 141.0166667 | 4999 | 822 |
| Sisilok | city | Sandaun Province | Papua New Guinea | -4.7166667 | 141.0333333 | 2388 | 822 |
| Sissano | city | Sandaun Province | Papua New Guinea | -3 | 142.05 | 3 | 349 |
| Sissano Villages | city | Sandaun Province | Papua New Guinea | -3 | 142.05 | 3 | 349 |
| Skotiaho | city | Sandaun Province | Papua New Guinea | -3.0166667 | 141.0166667 | 787 | 853 |
| Skotiaho | city | Sandaun Province | Papua New Guinea | -3.0166667 | 141.0833333 | 866 | 719 |
| Sneilum | city | Sandaun Province | Papua New Guinea | -4.0666667 | 141.2333333 | 639 | 719 |
| Soloku | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.2333333 | 1863 | 719 |
| Somsupi | city | Sandaun Province | Papua New Guinea | -4.1166667 | 141.25 | 761 | 719 |
| Sonbui | city | Sandaun Province | Papua New Guinea | -3.0333333 | 141.15 | 836 | 719 |
| Sonbui | city | Sandaun Province | Papua New Guinea | -3.05 | 141.2 | 790 | 719 |
| Sonbui Nambes | city | Sandaun Province | Papua New Guinea | -3.0333333 | 141.1666667 | 823 | 719 |
| Sosi | city | Sandaun Province | Papua New Guinea | -2.8 | 141.2333333 | 1397 | 719 |
| Sowanda 1 | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.0666667 | 1381 | 719 |
| Sowanda 2 | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.0666667 | 1381 | 719 |
| Sowanda Hamlets | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.0666667 | 1381 | 719 |
| Sowanda Number 1 | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.0666667 | 1381 | 719 |
| Sowanda Number 2 | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.0666667 | 1381 | 719 |
| Suain | city | Sandaun Province | Papua New Guinea | -3.3333333 | 142.9166667 | 3 | 170 |
| Suain 1 | city | Sandaun Province | Papua New Guinea | -3.3333333 | 142.9166667 | 3 | 170 |
| Suain 2 | city | Sandaun Province | Papua New Guinea | -3.35 | 142.9333333 | 131 | 461 |
| Suain Number 1 | city | Sandaun Province | Papua New Guinea | -3.3333333 | 142.9166667 | 3 | 170 |
| Suain Number 2 | city | Sandaun Province | Papua New Guinea | -3.35 | 142.9333333 | 131 | 461 |
| Suarmin | city | Sandaun Province | Papua New Guinea | -5.15 | 142.05 | 5741 | 719 |
| Suau | city | Sandaun Province | Papua New Guinea | -3.6 | 142.5166667 | 1010 | 730 |
| Sugamoru | city | Sandaun Province | Papua New Guinea | -3.8833333 | 141.3333333 | 465 | 719 |
| Suganga | city | Sandaun Province | Papua New Guinea | -4.5333333 | 141.2666667 | 3120 | 719 |
| Sugoitei | city | Sandaun Province | Papua New Guinea | -3.4166667 | 142.0666667 | 2240 | 719 |
| Sugumoru | city | Sandaun Province | Papua New Guinea | -3.8833333 | 141.3333333 | 465 | 719 |
| Sukulum | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.2333333 | 1863 | 719 |
| Sulebo | city | Sandaun Province | Papua New Guinea | -4.7833333 | 141.05 | 4196 | 719 |
| Sulunku | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.5833333 | 777 | 759 |
| Sulunuku | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.5833333 | 777 | 759 |
| Sumaikom | city | Sandaun Province | Papua New Guinea | -4.1 | 141.2166667 | 695 | 719 |
| Sumararu | city | Sandaun Province | Papua New Guinea | -2.95 | 141.4833333 | 442 | 719 |
| Sumo | city | Sandaun Province | Papua New Guinea | -3.0666667 | 141.9666667 | 449 | 719 |
| Sumor | city | Sandaun Province | Papua New Guinea | -3.0666667 | 141.9666667 | 449 | 719 |
| Sumulok | city | Sandaun Province | Papua New Guinea | -4.7666667 | 141.0333333 | 4560 | 822 |
| Sumumini | city | Sandaun Province | Papua New Guinea | -3.0833333 | 141.3833333 | 915 | 719 |
| Sumumuni | city | Sandaun Province | Papua New Guinea | -3.0833333 | 141.3833333 | 915 | 719 |
| Sundum | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.55 | 1745 | 727 |
| Sundun | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.55 | 1745 | 727 |
| Suriap | city | Sandaun Province | Papua New Guinea | -4.0833333 | 141.15 | 570 | 719 |
| Suriap | city | Sandaun Province | Papua New Guinea | -4.0666667 | 141.1833333 | 567 | 719 |
| Surimorta | city | Sandaun Province | Papua New Guinea | -3.5666667 | 142.4333333 | 1122 | 719 |
| Swach Baru | city | Sandaun Province | Papua New Guinea | -3.2333333 | 141.0166667 | 2037 | 851 |
| Swach Ketjil | city | Sandaun Province | Papua New Guinea | -3.2666667 | 141.0666667 | 2024 | 719 |
| Swach Tua | city | Sandaun Province | Papua New Guinea | -3.2333333 | 141.0166667 | 2037 | 851 |
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