| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
251  | Laguna Ucumarini  Lago Ucumarini,Laguna Jucumarini,Laguna Ucumarini | Peru, Moquegua Department | lake | S 16° 23′ 10'' | W 70° 24′ 12'' |
252  | Volcán Ubinas Volcan Ubinas,Volcan de Ubinas,Volcán Ubinas,Volcán de Ubinas | Peru, Moquegua Department General Sánchez Cerro Province > Ubinas | mountain elevation 5672m | S 16° 21′ 18'' | W 70° 54′ 11'' |
| 253 | Volcán Tutupaca Volcan Tutupaca,Volcan de Tutupaca,Volcán Tutupaca | Peru, Tacna | volcano elevation 5815m | S 17° 1′ 32'' | W 70° 22′ 20'' |
254  | Asentamiento Humano Tutumo Asentamiento Humano Tutumo,Fundo Tutumo,Hacienda Tutumo,Tutumo,Tutumo Hacienda | Peru, Lima region | housing development | S 12° 35′ 3'' | W 76° 36′ 23'' |
| 255 | Nevado Toroyoc Nevado Toroyoc,T'uruyuq,Toroyoc | Peru, Lima region Provincia de Yauyos > Laraos | mountain elevation 5205m | S 12° 25′ 11'' | W 75° 39′ 54'' |
| 256 | Nevado Toro Nevado Tora,Nevado Toro | Peru, Lima region Provincia de Yauyos > Colonia | mountain elevation 5150m | S 12° 36′ 23'' | W 75° 45′ 56'' |
| 257 | Cerro Tomaromani Cerro Tomaromani,Tuma Tumani | Peru, Puno El Collao Province > Capazo | mountain elevation 5006m | S 17° 10′ 50'' | W 69° 47′ 50'' |
| 258 | Titicaca Danau Titicaca,Ho Titicaca,Hồ Titicaca,Jazero Titicaca,Jezero Titicaca,Jezioro Titicaca,Lac Titicaca... | BO,PE | lake | S 15° 48′ 0'' | W 69° 24′ 0'' |
| 259 | Cerro Tirane Cerro Tirane,Tirani | Peru, Arequipa Condesuyos Province > Cayarani | mountain elevation 5105m | S 15° 20′ 5'' | W 72° 33′ 7'' |
| 260 | Volcán Ticsani Ticsani,Volcan Ticsani,Volcán Ticsani | Peru, Moquegua Department Mariscal Nieto Province > San Cristobal | mountain elevation 5408m | S 16° 45′ 57'' | W 70° 36′ 6'' |
| 261 | Nevado Ticaco Nevado Ticaco | Peru, Tacna Tarata Province > Sitajara | mountain elevation 5017m | S 17° 21′ 3'' | W 70° 2′ 36'' |
262  | Tayacaja Province Provincia de Tayacaja,Tayacaja,Tayacaja Province | Peru, Huancavelica Tayacaja Province | second-order administrative division | S 12° 14′ 31'' | W 74° 46′ 3'' |
| 263 | Tarma Province Provincia de Tarma,Tarma,Tarma Province | Peru, Junin Tarma Province | second-order administrative division | S 11° 24′ 20'' | W 75° 41′ 28'' |
264  | Tarma Tarma,ta er ma,tarma,Тарма,تارما,塔爾馬 | Peru, Junin Tarma Province > Tarma | seat of a third-order administrative division population 51,350 | S 11° 25′ 8'' | W 75° 41′ 23'' |
| 265 | Tarata Province Provincia de Tarata,Tarata,Tarata Province | Peru, Tacna Tarata Province | second-order administrative division | S 17° 24′ 35'' | W 69° 58′ 57'' |
| 266 | Cerro Tacune Cerro Tacune,Tacune | Peru, Arequipa Arequipa Province > San Juan De Tarucani | mountain elevation 5500m | S 16° 18′ 48'' | W 71° 17′ 17'' |
| 267 | Provincia de Tacna Provincia de Tacna,Tacna | Peru, Tacna Provincia de Tacna | second-order administrative division | S 17° 58′ 40'' | W 70° 15′ 31'' |
| 268 | Laguna Suytuccocha Lago Situcocha,Laguna Situcocha,Laguna Suitocha,Laguna Sutococha,Laguna Suytuccocha | Peru, Apurímac Department | lake | S 13° 49′ 33'' | W 73° 16′ 28'' |
| 269 | Cerro Sucna Cerro Sucna,Sukna | Peru, Arequipa Castilla Province > Ayo | mountain elevation 5120m | S 15° 35′ 44'' | W 72° 12′ 36'' |
| 270 | Cerro Sorpresani Cerro Sorpresani | Peru, Tacna Tarata Province > Tarata | mountain elevation 5215m | S 17° 24′ 13'' | W 69° 52′ 16'' |
| 271 | 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'' |
| 272 | 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'' |
| 273 | Nevado Solimana Nevado Solimana,Nudo Solimana | Peru, Arequipa Condesuyos Province > Chichas | mountain elevation 6093m | S 15° 24′ 36'' | W 72° 53′ 37'' |
| 274 | Cerro Sojo | Peru, Lima region Provincia de Yauyos > Hongos | mountain elevation 5055m | S 12° 44′ 24'' | W 75° 39′ 43'' |
| 275 | 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'' |
| 276 | 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'' |
| 277 | Laguna Sibinacocha Lago Sibinicocha,Laguna Sibanacochas,Laguna Sibinacocha,Sibanacocha | Peru, Cuzco Department Canchis Province > Pitumarca | lake | S 13° 51′ 5'' | W 71° 1′ 46'' |
| 278 | Nevado Sepregina | Peru, Arequipa Caylloma Province > Madrigal | mountain elevation 5380m | S 15° 31′ 39'' | W 71° 55′ 2'' |
| 279 | Satipo Province Provincia de Satipo,Satipo,Satipo Province | Peru, Junin Satipo Province | second-order administrative division | S 11° 34′ 1'' | W 74° 5′ 37'' |
| 280 | 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'' |
| 281 | Cerro Saraccoto Cerro Saraccoto,Saraccoto,Saraqutu | Peru, Arequipa La Unión Province > Cotahuasi | mountain elevation 5209m | S 15° 15′ 17'' | W 72° 47′ 13'' |
| 282 | Nevado Sapojahuana Nevado Sapojahuana | Peru, Arequipa La Unión Province > Alca | mountain elevation 5263m | S 15° 10′ 3'' | W 72° 41′ 1'' |
| 283 | 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'' |
| 284 | 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'' |
| 285 | 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'' |
| 286 | 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'' |
| 287 | San Isidro | Peru, Lima region Lima > San Isidro | populated place population 68,309, elevation 109m | S 12° 5′ 47'' | W 77° 2′ 33'' |
| 288 | Cerro Sani Cerro Sani | Peru, Arequipa Caylloma Province > Tapay | mountain elevation 5177m | S 15° 21′ 11'' | W 71° 52′ 49'' |
| 289 | Sandia Province Provincia de Sandia,Sandia,Sandia Province | Peru, Puno Sandia Province | second-order administrative division | S 13° 50′ 34'' | W 69° 19′ 25'' |
| 290 | Nevado Salcantay Cerro Salcantay,Nevado Salcantay,Nevado Salccantay,Nevado Sarkantay,Nudo Salcantay,Sargantai | Peru, Cuzco Department La Convención Province > Santa Teresa | mountain elevation 6271m | S 13° 19′ 58'' | W 72° 32′ 46'' |
| 291 | Nevado Sacsarayoc Nevado Sacsarayoc,Pumasillo,Sacsarayoc | Peru, Cuzco Department | mountains elevation 5991m | S 13° 14′ 9'' | W 72° 49′ 8'' |
| 292 | Cerro Sacamana Cerro Sacamana | Peru, Puno Lampa Province > Santa Lucia | mountain elevation 5040m | S 15° 31′ 29'' | W 70° 32′ 33'' |
| 293 | Recuay Province Provincia de Recuay,Racuay,Recuay,Recuay Province | Peru, Ancash Recuay Province | second-order administrative division population 17,185 | S 9° 57′ 34'' | W 77° 25′ 30'' |
| 294 | Quispicanchi Province Provincia de Quispicanchi,Provincia de Quispicanchis,Quispicanchi,Quispicanchi Province | Peru, Cuzco Department Quispicanchi Province | second-order administrative division | S 13° 34′ 5'' | W 70° 59′ 19'' |
| 295 | Cerro Quinaquinani Cerro Quinaquinani,Quinaquinani | Peru, Puno Puno Province > Acora | mountain elevation 5200m | S 16° 37′ 58'' | W 70° 2′ 11'' |
| 296 | Nudo de Quenamari Kenamari,Nudo Quenamari,Nudo de Quenamari | Peru, Puno Carabaya Province > Macusani | mountain elevation 5294m | S 14° 9′ 0'' | W 70° 23′ 0'' |
| 297 | Cerros Purupuruni Cerro Purupuruni,Cerros Purupuruni,Purupuruni | Peru, Tacna Tarata Province > Ticaco | mountain elevation 5315m | S 17° 18′ 21'' | W 69° 54′ 48'' |
| 298 | Puno Province Provincia de Puno,Puno,Puno Province | Peru, Puno Puno Province | second-order administrative division | S 16° 7′ 51'' | W 70° 5′ 12'' |
| 299 | Cerro Pumaranra Cerro Pumaranra | Peru, Arequipa Castilla Province > Andagua | mountain elevation 5089m | S 15° 29′ 16'' | W 72° 30′ 29'' |
| 300 | Cerro Pucaylla Cerro Pucaylla | Peru, Arequipa Castilla Province > Machaguay | mountain elevation 5238m | S 15° 31′ 42'' | W 72° 28′ 16'' |
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