| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
251  | Cerro Sucna  Cerro Sucna,Sukna | Peru, Arequipa Castilla Province > Ayo | mountain elevation 5120m | S 15° 35′ 44'' | W 72° 12′ 36'' |
| 252 | Cerro Sorpresani Cerro Sorpresani | Peru, Tacna Tarata Province > Tarata | mountain elevation 5215m | S 17° 24′ 13'' | W 69° 52′ 16'' |
| 253 | Cuello de Soray Cuello de Huayracmacchay,Cuello de Soray,Soray | Peru, Cuzco Department | ridge(s) elevation 5428m | S 13° 21′ 0'' | W 72° 33′ 0'' |
| 254 | Cerro Soncco Orcco Cerro Soncco Orcco,Sunqu Urqu | Peru, Arequipa La Unión Province > Tomepampa | mountain elevation 5191m | S 15° 14′ 36'' | W 72° 41′ 39'' |
| 255 | Nevado Solimana Nevado Solimana,Nudo Solimana | Peru, Arequipa Condesuyos Province > Chichas | mountain elevation 6093m | S 15° 24′ 36'' | W 72° 53′ 37'' |
| 256 | Cerro Sojo | Peru, Lima region Provincia de Yauyos > Hongos | mountain elevation 5055m | S 12° 44′ 24'' | W 75° 39′ 43'' |
| 257 | Cerro Soirococha Cerro Soiroccocha,Cerro Soirococha,Soirococha | Peru, Cuzco Department La Convención Province > Vilcabamba | mountain elevation 5297m | S 13° 9′ 0'' | W 73° 6′ 0'' |
258  | Sicuani | Peru, Cuzco Department Canchis Province > Sicuani | seat of a third-order administrative division population 33,575 | S 14° 16′ 10'' | W 71° 13′ 34'' |
259  | Laguna Sibinacocha Lago Sibinicocha,Laguna Sibanacochas,Laguna Sibinacocha,Sibanacocha | Peru, Cuzco Department Canchis Province > Pitumarca | lake | S 13° 51′ 5'' | W 71° 1′ 46'' |
| 260 | Nevado Sepregina | Peru, Arequipa Caylloma Province > Madrigal | mountain elevation 5380m | S 15° 31′ 39'' | W 71° 55′ 2'' |
261  | Satipo Province Provincia de Satipo,Satipo,Satipo Province | Peru, Junin Satipo Province | second-order administrative division | S 11° 34′ 1'' | W 74° 5′ 37'' |
| 262 | Nevado Sara Sara Nevado Sara Sara,Nudo Sarasara,Sara Sara,Sarasara | Peru, Ayacucho Parinacochas Province > Puyusca | mountain elevation 5505m | S 15° 19′ 33'' | W 73° 26′ 34'' |
| 263 | Cerro Saraccoto Cerro Saraccoto,Saraccoto,Saraqutu | Peru, Arequipa La Unión Province > Cotahuasi | mountain elevation 5209m | S 15° 15′ 17'' | W 72° 47′ 13'' |
| 264 | Nevado Sapojahuana Nevado Sapojahuana | Peru, Arequipa La Unión Province > Alca | mountain elevation 5263m | S 15° 10′ 3'' | W 72° 41′ 1'' |
| 265 | San Vicente de Cañete Canete,Cañete,Pueblo Nuevo,San Vicente de Canete,San Vicente de Cañete | Peru, Lima region Cañete Province > San Vicente De Cañete | populated place population 25,517 | S 13° 4′ 32'' | W 76° 23′ 7'' |
| 266 | Cerro Santa Rosa Cerro Santa Rosa | Peru, Huánuco Department Lauricocha Province > San Miguel De Cauri | mountain elevation 5706m | S 10° 30′ 15'' | W 76° 42′ 19'' |
| 267 | San Román Province Provincia San Roman,Provincia San Román,Provincia de San Roman,Provincia de San Román,San Roman,San ... | Peru, Puno San Román Province | second-order administrative division | S 15° 42′ 28'' | W 70° 25′ 51'' |
| 268 | San Ramón San Ramon,San Ramón,San Roman | Peru, Junin Chanchamayo > San Ramon | populated place population 14,708 | S 11° 7′ 27'' | W 75° 21′ 26'' |
| 269 | Mollendo Mol'endo,Moljendas,Mollendo,Mullintu,mo yan duo,Мольендо,莫延多 | Peru, Arequipa Islay Province > Mollendo | seat of a third-order administrative division population 28,953 | S 17° 1′ 23'' | W 72° 0′ 53'' |
| 270 | Cerro Mojona Cerro Mojona | Peru, Arequipa Castilla Province > Chachas | mountain elevation 5063m | S 15° 13′ 51'' | W 72° 12′ 40'' |
| 271 | El Misti El Misti,Misti,Misti vulkaan,Volcan Misti,Volcan de Misti,Volcan el Misti,Volcán Misti,Volcán de Mis... | Peru, Arequipa Arequipa Province > Chiguata | volcano elevation 5822m | S 16° 17′ 49'' | W 71° 24′ 38'' |
| 272 | Nevado Mismi Mismi,Misti,Nevado Mismi,jbl nyvadw mysmy,mi si mi xue shan,misami,mismi,misumi shan,Невадо Мисми,נב... | Peru, Arequipa Caylloma Province > Ichupampa | mountain elevation 5597m | S 15° 31′ 31'' | W 71° 41′ 27'' |
| 273 | Melgar Province Ayaviri,Melgar,Melgar Province,Provincia Melgar,Provincia de Melgar | Peru, Puno Melgar Province | second-order administrative division | S 14° 40′ 32'' | W 70° 42′ 11'' |
| 274 | Mariscal Nieto Province Mariscal Nieto,Mariscal Nieto Province,Provincia de Mariscal Nieto | Peru, Moquegua Department Mariscal Nieto Province | second-order administrative division | S 17° 1′ 32'' | W 70° 48′ 17'' |
| 275 | Cerros Maichique Cerros Maichique | Peru, Arequipa | mountains elevation 5063m | S 15° 1′ 57'' | W 72° 26′ 28'' |
276  | Machu Picchu Macchu Piccu,Machu Picchu,Machu Pichu,Machu Pikchu,Machu-Pikchu,Machupiccho,Macu Pikcu,Macupikcuo,Ma... | Peru, Cuzco Department Urubamba Province > Machupicchu | ruin(s) | S 13° 9′ 48'' | W 72° 32′ 44'' |
| 277 | Machupicchu MFT,Macchupiccho,Machu Piccho,Machu Picchu,Machu-Pikchu,Machupicchu,Machupicho,Maguina,Mandor,Maquin... | Peru, Cuzco Department Urubamba Province > Machupicchu | populated place population 4,446 | S 13° 9′ 19'' | W 72° 31′ 27'' |
| 278 | Lucanas Province Lucanas,Lucanas Province,Provincia de Lucanas | Peru, Ayacucho Lucanas Province | second-order administrative division | S 14° 37′ 5'' | W 74° 21′ 20'' |
| 279 | Laguna Loriscota Lago de Loristota,Laguna Loriscota,Laguna de Lorisccota,Laguna de Loriscota | Peru, Puno | lake | S 16° 52′ 9'' | W 70° 2′ 14'' |
| 280 | Cordillera Llongote Cordillera Llongote | Peru, Lima region | mountains elevation 5780m | S 12° 19′ 57'' | W 75° 56′ 58'' |
| 281 | Cerro Llipllina Cerro Llipllina | Peru, Huancavelica Huancavelica Province > Huachocolpa | mountain elevation 5050m | S 13° 10′ 31'' | W 74° 54′ 34'' |
| 282 | Laguna Lauricocha Lago Lauricocha,Laguna Lauricocha,Laguna Tauricocha,Lauricocha | Peru, Huánuco Department | lake | S 10° 18′ 47'' | W 76° 41′ 46'' |
| 283 | La Unión Province La Union,La Union Province,La Unión,La Unión Province,Provincia de La Union,Provincia de La Unión | Peru, Arequipa La Unión Province | second-order administrative division | S 15° 3′ 21'' | W 72° 47′ 36'' |
| 284 | La Oroya La Oroja,La Oroya,La-Oroja,Oroya,Uruya,Uruya llaqta,la ao luo ya,Ла-Оройа,拉奧羅亞 | Peru, Junin Yauli Province > La Oroya | seat of a third-order administrative division population 33,345 | S 11° 31′ 8'' | W 75° 53′ 57'' |
| 285 | Laguna Langui Layo Laguna Langui,Laguna Langui Layo,Laguna Languilayo,Laguna de Langui Layo,Laguna de Langui y Layo | Peru, Cuzco Department Canas Province > Layo | lake | S 14° 28′ 34'' | W 71° 13′ 26'' |
| 286 | Lampa Province Lampa,Lampa Province,Provincia de Lampa | Peru, Puno Lampa Province | second-order administrative division | S 15° 23′ 40'' | W 70° 37′ 33'' |
287  | La Montaña La Montana,La Montaña,Montana,Montaña,The Montana | Peru, | region | S 10° 0′ 0'' | W 73° 0′ 0'' |
| 288 | La Mar Province La Mar,La Mar Province,Provincia de La Mar | Peru, Ayacucho La Mar Province | second-order administrative division | S 13° 1′ 59'' | W 73° 42′ 20'' |
| 289 | Cerro La Horqueta Cerro La Horqueta | Peru, Arequipa Arequipa Province > Cerro Colorado | mountain elevation 5484m | S 16° 11′ 57'' | W 71° 34′ 3'' |
| 290 | Laguna Lagunillas Laguna Lagunilla,Laguna Lagunillas | Peru, Puno | lake | S 15° 43′ 27'' | W 70° 44′ 34'' |
| 291 | Cerro Juñopunta Cerro Junopunta,Cerro Juñopunta | Peru, Arequipa Castilla Province > Choco | mountain elevation 5462m | S 15° 25′ 30'' | W 72° 3′ 34'' |
| 292 | Junín Province Junin,Junin Province,Junín,Junín Province,Provincia de Junin,Provincia de Junín | Peru, Junin Junín Province | second-order administrative division | S 11° 1′ 16'' | W 75° 56′ 16'' |
| 293 | Junín Junin,Junín | Peru, Junin Junín Province > Junin | populated place population 15,320 | S 11° 9′ 32'' | W 75° 59′ 34'' |
| 294 | Cerro Jucure Cerro Jucure | Peru, Tacna Tarata Province > Tarata | mountain elevation 5223m | S 17° 19′ 30'' | W 69° 41′ 23'' |
| 295 | Villa Poeta José Gálvez Barrenechea Jose Galvez,Jose Galvez Barrenechea,José Gálvez,José Gálvez Barrenechea,Villa Poeta Jose Galvez Barr... | Peru, Lima region Lima > Villa Maria Del Triunfo | populated locality population 61,000 | S 12° 12′ 47'' | W 76° 54′ 18'' |
| 296 | Cerro Jollpa Cerro Jollpa,Qullpa | Peru, Arequipa Castilla Province > Uñon | mountain elevation 5226m | S 15° 43′ 28'' | W 72° 21′ 38'' |
| 297 | Jauja Province Jauja,Jauja Province,Provincia de Jauja | Peru, Junin Jauja Province | second-order administrative division | S 11° 43′ 33'' | W 75° 32′ 49'' |
| 298 | Cerro Jamajañe Cerro Jamajane,Cerro Jamajañe | Peru, Arequipa La Unión Province > Puyca | mountain elevation 5130m | S 15° 7′ 50'' | W 72° 38′ 22'' |
| 299 | Cerro Jahsaya Cerro Jahsaya | Peru, Arequipa Condesuyos Province > Salamanca | mountain elevation 5144m | S 15° 16′ 29'' | W 72° 43′ 30'' |
| 300 | Islay Province Islai,Islay,Islay Province,Provincia Islay,Provincia de Islai,Provincia de Islay | Peru, Arequipa Islay Province | second-order administrative division | S 16° 57′ 41'' | W 71° 43′ 28'' |
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