| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
2101  | Singkep Island  Pulau Singkep,SIQ,Singkep Island | Indonesia, Riau Islands Lingga Regency | island | S 0° 29′ 37'' | E 104° 25′ 23'' |
2102  | Singkati Gedang Singkati Gedang,Singkatigedang | Indonesia, Jambi Batang Hari Regency | populated place | S 1° 38′ 37'' | E 102° 58′ 45'' |
| 2103 | Gunung Singgalang Gunung Singgalang,Mount Singgalang | Indonesia, West Sumatra Agam Regency | mountain elevation 2877m | S 0° 23′ 28'' | E 100° 19′ 52'' |
| 2104 | Singorojo Singaradja,Singaraja,Singaredja,Singorodjo,Singorojo | Indonesia, Central Java Kendal Regency | populated place | S 7° 4′ 37'' | E 110° 11′ 12'' |
| 2105 | Sindanglaya Sindanglaja,Sindanglaya | Indonesia, West Java Kabupaten Cianjur | populated place | S 6° 43′ 28'' | E 107° 2′ 30'' |
| 2106 | Sindanglaut Sindanglaoet,Sindanglaut | Indonesia, West Java Cirebon Regency | populated place | S 6° 50′ 8'' | E 108° 37′ 14'' |
| 2107 | Gunung Simpay Goenoeng Simpaj,Gunung Simpaj,Gunung Simpay | Indonesia, West Java Garut Regency | mountain elevation 977m | S 7° 28′ 18'' | E 107° 56′ 43'' |
| 2108 | Tanjung Simora Cape Smora,Kaap Simora,Tandjoeng Smora,Tandjung Simora,Tanjung Simora | Indonesia, West Papua Kaimana Regency | cape | S 3° 40′ 0'' | E 133° 42′ 0'' |
| 2109 | Pulau Simedang Medang,Ondiepwater Eiland,Pulau Medang,Pulau Simedang,Shoalwater Island,Si Medang | Indonesia, Bangka–Belitung Islands | island | S 3° 19′ 3'' | E 107° 12′ 40'' |
| 2110 | Pulau Simatang Poelau Sematan,Poelau Simatang,Pulau Samantang,Pulau Sematan,Pulau Simatang | Indonesia, Central Sulawesi | island | N 1° 2′ 30'' | E 120° 23′ 0'' |
| 2111 | Ngga Simanggela Doorman Peak,Doorman-top,Mount Sembanggela,Ngga Sembanggela,Ngga Simanggela | Indonesia, Central Papua Puncak Regency | peak | S 3° 32′ 0'' | E 137° 12′ 0'' |
| 2112 | Siman Siman | Indonesia, East Java Kabupaten Ponorogo | populated place | S 7° 53′ 3'' | E 111° 29′ 43'' |
| 2113 | Silungbelanak Siloengbelanak,Siloengblanak,Siloenhgelanak,Silung Belanah,Silungbelanak,Silungblanak | Indonesia, West Nusa Tenggara Central Lombok Regency | populated place | S 8° 53′ 0'' | E 116° 10′ 0'' |
| 2114 | Salubiro Salobiro,Salobiroe,Saloebiroe,Salubiro,Salubiru,Silubiru | Indonesia, South Sulawesi | populated place | S 1° 52′ 52'' | E 119° 21′ 7'' |
| 2115 | Gunung Silo Goenoeng Limaoe,Goenoeng Silo,Gunung Silo,Limaoe Mountain,Silo Mountain | Indonesia, North Maluku North Halmahera Regency | mountain | N 1° 57′ 15'' | E 127° 48′ 28'' |
| 2116 | Tanjung Silahoru Silahoroe Point,Tandjoeng Silahoro,Tandjoeng Silahoroe,Tanjung Silahoru,Tanjung Silhoru | Indonesia, North Maluku | point | N 0° 26′ 12'' | E 127° 34′ 21'' |
| 2117 | Kepulauan Silando Kepulauan Silando,Pulau-pulau Silando,Salando Eilanden,Salanro Eilanden,Silando Eilanden | Indonesia, Central Sulawesi | islands | N 1° 20′ 11'' | E 120° 47′ 39'' |
| 2118 | Pulau Siklopo Kelapa Island,Poelo Siklopo,Pulau Siklopo,Siklapa Island | Indonesia, East Java | island | S 8° 22′ 14'' | E 111° 43′ 32'' |
| 2119 | Sikidjang Si Kijang,Sikidjang,Sikidjung,Sikindjang | Indonesia, Riau Kampar Regency | populated place | N 0° 48′ 28'' | E 101° 6′ 13'' |
| 2120 | Sikakap Sawangtoengkoe,Sawangtumgko,Sawangtunggu,Sawangtungku,Sikakap,Sikakap-sawangtoengkoe | Indonesia, West Sumatra Mentawai Islands Regency | populated place | S 2° 46′ 0'' | E 100° 13′ 0'' |
2121  | Danau Sika Danau Sika,Sika-meer | Indonesia, North Maluku | lake | N 1° 38′ 30'' | E 127° 47′ 36'' |
| 2122 | Pulau Sigunung Goenoeng Island,Gunung Island,Poelau Sigoenoeng,Poelo Sigoenoeng,Pulau Sigunung,Sigunung Island | Indonesia, East Java | island | S 8° 20′ 55'' | E 111° 44′ 46'' |
| 2123 | Sidondo Satu Siaondo,Sidondo,Sidondo 1,Sidondo Satu,Sidondol | Indonesia, Central Sulawesi Sigi Regency | populated place | S 1° 5′ 35'' | E 119° 54′ 30'' |
| 2124 | Tanjung Sidei Cape Sidai,Kaap Sidei,Tandjoeng Sidai,Tandjung Sidei,Tanjung Sidei | Indonesia, West Papua Manokwari Regency | cape | S 0° 43′ 18'' | E 133° 34′ 41'' |
2125  | Si Bungkul Si Bungkul,Siboengkoel | Indonesia, Riau Indragiri Hulu Regency | locality | S 0° 28′ 45'' | E 101° 57′ 14'' |
| 2126 | Sibaluton Boeloetong,Bulutong,Sibaluton,Siboloeton,Siboluton | Indonesia, Central Sulawesi Tolitoli Regency | populated place | N 0° 44′ 47'' | E 120° 34′ 59'' |
| 2127 | Gunung Bukusibela Boekit Sibela,Boekoe Sibela,Buku Sibela,Gunung Bukusibela,Gunung Sibela | Indonesia, North Maluku South Halmahera Regency | mountain | S 0° 44′ 13'' | E 127° 31′ 27'' |
| 2128 | Pulau Siau Poelau Siaoe,Poeloe Karangetang,Pulau Siau | Indonesia, North Sulawesi | island | N 2° 43′ 52'' | E 125° 22′ 55'' |
| 2129 | Pulau Siantan Pulau Siantan,Pulau Terempa,Siantan Island | Indonesia, Riau Islands | island | N 3° 10′ 0'' | E 106° 15′ 0'' |
| 2130 | Pegunungan Sewu Duizend Gebergte,Goenoeng Duizend,Goenoeng Sewoe,Gunung Sewu,Pegunungan Kidul,Pegunungan Sewu | Indonesia, | mountains | S 8° 5′ 0'' | E 110° 35′ 0'' |
| 2131 | Tanjung Sewinipnu Jowo Point,Sewinipnoe Point,Tandjoeng Jowo,Tandjoeng Sewinipnoe,Tanjung Sewinipnu | Indonesia, North Maluku Central Halmahera Regency | point | N 0° 17′ 29'' | E 128° 50′ 13'' |
| 2132 | Gunung Seselatan Bukit Seselatan,Goenoeng Seselatan,Gunung Seselatan,Seselatan | Indonesia, North Kalimantan Nunukan Regency | mountain | N 4° 23′ 37'' | E 115° 54′ 7'' |
| 2133 | Serui Seroei,Serui,ZRI | Indonesia, Papua Yapen Islands Regency | seat of a second-order administrative division population 13,568 | S 1° 52′ 48'' | E 136° 14′ 33'' |
| 2134 | Pulau Sertung Poelau Sertoeng,Pulau Sertung,Sertoeng Eiland,Verlaten,Verlaten-Eiland | Indonesia, Lampung | island | S 6° 5′ 32'' | E 105° 22′ 50'' |
| 2135 | Seram Gezusters,Seram,Serom,The Sisters | Indonesia, Lampung | islands | S 5° 44′ 48'' | E 105° 48′ 24'' |
| 2136 | Danau Seriang Danau Seriang,Danau Serijang | Indonesia, West Kalimantan | lake | N 0° 54′ 0'' | E 111° 58′ 0'' |
| 2137 | Pulau Seraya-besar Poelau Batoe,Poelau Sabajoer-besar,Pulau Seraja-besar,Pulau Seraya-besar,Seraya Besar | Indonesia, East Nusa Tenggara | island | S 8° 23′ 19'' | E 119° 51′ 20'' |
| 2138 | Seraia Island Poelau Seraya,Pulau Seraja,Pulau Seraya,Seraia Island,West Island | Indonesia, Riau Islands | island | N 2° 40′ 42'' | E 108° 34′ 26'' |
| 2139 | Serasan Island Hoog-eiland,Pulau Serasan,Serasan,Serasan Island,Sirhassan Island | Indonesia, Riau Islands Natuna Regency | island | N 2° 30′ 52'' | E 109° 2′ 41'' |
| 2140 | Tanjung Serammaloleo Tanjong Seranmaloleo,Tanjung Serammaloleo,Tanjung Seranmaloleo,Tanjung Seranmalolu | Indonesia, North Maluku South Halmahera Regency | point | S 1° 41′ 0'' | E 128° 9′ 19'' |
| 2141 | Pulau Seram Rei Ceram Rei,Kefing,Poelau Seran Rei,Pulau Seram Rei,Pulau Seramrri | Indonesia, Maluku | island | S 3° 52′ 20'' | E 130° 51′ 43'' |
| 2142 | Pulau Seram Laut Ceram Laut,Poelau Ceram-laoet,Poelau Seran-Laoet,Pulau Seram Laut,Pulau Seramlaut,Seranglaut | Indonesia, Maluku | island | S 3° 53′ 6'' | E 130° 55′ 53'' |
| 2143 | Tanjung Saraemaru Tandjoeng Peta Bari,Tandjoeng Seraenaroe,Tanjung Saraemaru,Tanjung Seraenaru,Toro Seraenaroe | Indonesia, East Nusa Tenggara West Manggarai Regency | cape | S 8° 18′ 19'' | E 120° 12′ 12'' |
| 2144 | Tanjung Seputi Tandjoeng Sepoenti,Tandjoeng Sepoeti,Tandjung Sepunti,Tanjung Sepundi,Tanjung Seputi | Indonesia, North Kalimantan | point | N 3° 24′ 55'' | E 117° 31′ 10'' |
| 2145 | Senua Poelau Senoa,Poelau Senoea,Pulau Senua,Senoang,Senua,Senua Island | Indonesia, Riau Islands | island | N 4° 0′ 28'' | E 108° 25′ 2'' |
| 2146 | Tanjung Bolonan Tandjoeng Senorang,Tandjoeng Senoro,Tandjoeng Sinohoan,Tandjung Sinorang,Tanjung Bolonan,Tanjung Sen... | Indonesia, Central Sulawesi | point | S 1° 22′ 59'' | E 122° 29′ 18'' |
| 2147 | Sinorang Pantai Senoro,Senorong,Sinohoan,Sinorang,Sinorang Pantai,Sinorano | Indonesia, Central Sulawesi Banggai Regency | populated place | S 1° 24′ 25'' | E 122° 27′ 56'' |
| 2148 | Senggarang Senggarang | Indonesia, Riau Islands | peninsula | N 0° 58′ 5'' | E 104° 25′ 0'' |
| 2149 | Sengayan Moeara Sengajan,Muarasengajan,Sengaja,Sengaya,Sengayan | Indonesia, North Kalimantan Malinau Regency | populated place | N 3° 12′ 28'' | E 116° 28′ 49'' |
| 2150 | Pulau Maraboi Poelau Sentjan,Pulau Maraboi,Pulau Sencan,Pulau Sentjan | Indonesia, West Papua | island | S 2° 35′ 50'' | E 131° 34′ 41'' |
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