| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
4101  | Cerros Tingo Cerro Tingo,Cerros Tingo | Peru, Ancash Casma Province > Casma | hill | S 9° 40′ 9'' | W 78° 2′ 20'' |
| 4102 | Cerro Tinajón Cerro Tinajon,Cerro Tinajones,Cerro Tinajón | Peru, Piura Morropón Province > Buenos Aires | mountain | S 5° 15′ 38'' | W 80° 0′ 25'' |
| 4103 | Cerro Tinizca Cerro Tinaja,Cerro Tinizca | Peru, Piura Ayabaca Province > Sapillica | mountain | S 4° 48′ 8'' | W 79° 56′ 47'' |
4104  | Tierras Coloradas | Peru, Piura | area | S 4° 14′ 0'' | W 80° 51′ 0'' |
| 4105 | Isla Tibi Isla Tibi,Isla Tihi,Tibi | Peru, Loreto | island | S 5° 19′ 0'' | W 74° 15′ 0'' |
| 4106 | Teodora | Peru, Lambayeque | area | S 7° 1′ 0'' | W 79° 38′ 0'' |
| 4107 | Cerro Tenten Cerro Ten-Ten,Cerro Tenten | Peru, Ancash Huarmey Province > Culebras | hill | S 9° 51′ 19'' | W 78° 7′ 36'' |
4108  | Teniente Pinglo Pinglo,Sub Teniente Pinglo,Teniente Pinglo | Peru, Amazonas Condorcanqui Province | populated place population 30 | S 4° 25′ 46'' | W 77° 38′ 26'' |
| 4109 | Tejedores | Peru, Piura | area | S 4° 47′ 27'' | W 80° 13′ 33'' |
| 4110 | Tayabamba  Tayabamba | Peru, La Libertad Pataz Province > Tayabamba | seat of a third-order administrative division | S 8° 16′ 37'' | W 77° 17′ 47'' |
| 4111 | Tarapoto Nueva Florencia,Tarapoto,Tarapotococha | Peru, Loreto Maynas Province > Napo District | populated place | S 2° 11′ 0'' | W 74° 6′ 0'' |
| 4112 | Taquilpón Hacienda Taquilpon,Hacienda Taquilpón,Taquilpon,Taquilpon Hacienda,Taquilpón,Taquilpón Hacienda | Peru, Ancash Provincia de Santa > Macate | populated place population 60 | S 8° 40′ 47'' | W 78° 8′ 51'' |
| 4113 | Cerro Tanguche Cerro Tanguche,Cerro Tnguche | Peru, La Libertad Virú Province > Chao | mountain | S 8° 42′ 0'' | W 78° 32′ 0'' |
| 4114 | Tambo Real Antiguo Hacienda Tambo Real,Tambo Real,Tambo Real Antiguo,Tambo Real Hacienda | Peru, Ancash Provincia de Santa > Chimbote | populated place | S 8° 58′ 8'' | W 78° 34′ 40'' |
| 4115 | Tambo Grande | Peru, Piura Piura Province > Tambo Grande | seat of a third-order administrative division population 30,033 | S 4° 55′ 37'' | W 80° 20′ 41'' |
| 4116 | Cerros de Talambo Cerro Tantarita,Cerros de Talambo | Peru, | mountains | S 7° 15′ 39'' | W 79° 21′ 21'' |
| 4117 | Tabona Hacienda Tahona,Tabona,Tahona | Peru, Piura Paita Province > Arenal | populated place | S 4° 53′ 21'' | W 81° 2′ 16'' |
4118  | Laguna de Tacto | Peru, Ancash | lake | S 9° 35′ 0'' | W 77° 7′ 0'' |
| 4119 | Tablazo Tablazo,Tablazos,Tablazos Hacienda | Peru, Lambayeque Chiclayo Province > Chongoyape | populated place | S 6° 41′ 51'' | W 79° 25′ 51'' |
| 4120 | Suyupampa Suyopampa,Suyopampa Hacienda,Suyupampa | Peru, Piura Ayabaca Province > Ayabaca | populated place | S 4° 39′ 32'' | W 79° 41′ 58'' |
| 4121 | Sute Alto Sute Alto | Peru, Ancash Provincia de Santa > Nepeña | locality | S 9° 10′ 30'' | W 78° 17′ 51'' |
| 4122 | Surupite | Peru, Piura | area | S 5° 20′ 0'' | W 79° 33′ 0'' |
| 4123 | Suchimán Hacienda Suchiman,Suchiman,Suchiman Hacienda,Suchimán | Peru, Ancash Provincia de Santa > Chimbote | populated place | S 8° 43′ 22'' | W 78° 25′ 11'' |
| 4124 | Succhubamba Succhabamba,Succhauamba,Succhubamba | Peru, La Libertad Gran Chimú Province > Marmot | populated place | S 7° 45′ 12'' | W 78° 38′ 21'' |
| 4125 | Succha Hacienda Succha,Succha,Succha Hacienda | Peru, La Libertad Sánchez Carrión Province > Cochorco | populated place | S 7° 53′ 40'' | W 77° 41′ 16'' |
| 4126 | La Soccha La Soccha,Succha,Succha Hacienda | Peru, Piura Huancabamba Province > Canchaque | populated place | S 5° 15′ 37'' | W 79° 38′ 19'' |
| 4127 | Hacienda Soquián Hacienda Soquian,Hacienda Soquián,Soquian,Soquian Hacienda,Soquián,Soquián Hacienda | Peru, La Libertad Sánchez Carrión Province > Cochorco | populated place | S 7° 50′ 57'' | W 77° 41′ 3'' |
| 4128 | Laguna del Sondo | Peru, La Libertad | lake | S 7° 23′ 0'' | W 79° 26′ 0'' |
| 4129 | Sombrero | Peru, Lambayeque | area | S 6° 30′ 33'' | W 80° 19′ 31'' |
| 4130 | Solsol Hacienda Sol Sol,Solsol,Solsol Hacienda | Peru, Piura Morropón Province > Chulucanas | populated place | S 5° 2′ 1'' | W 80° 11′ 33'' |
| 4131 | Cerros Solivín Cerro de Solivin,Cerros Solivin,Cerros Solivín,Cerros de Solivin | Peru, Ancash | mountains | S 9° 2′ 29'' | W 78° 17′ 55'' |
| 4132 | Soledad | Peru, Lambayeque | area | S 6° 26′ 0'' | W 79° 46′ 0'' |
| 4133 | Solana Central Solana,Solana Alta,Solana Central | Peru, Piura Sullana Province > Lancones | populated place population 167 | S 4° 30′ 25'' | W 80° 26′ 6'' |
| 4134 | Socola | Peru, Tumbes | area | S 4° 3′ 0'' | W 80° 29′ 0'' |
| 4135 | Sisiquís | Peru, Lambayeque | area | S 6° 21′ 0'' | W 79° 57′ 0'' |
| 4136 | Lago Sintica | Peru, Loreto | lake | S 5° 34′ 0'' | W 74° 17′ 0'' |
| 4137 | Singoya | Peru, Piura Ayabaca Province | locality | S 4° 45′ 25'' | W 79° 35′ 21'' |
| 4138 | Sincape | Peru, La Libertad | area | S 7° 28′ 0'' | W 79° 32′ 0'' |
| 4139 | Simbal | Peru, La Libertad Provincia de Trujillo > Simbal | seat of a third-order administrative division population 805 | S 7° 58′ 34'' | W 78° 48′ 48'' |
| 4140 | Cerro La Silla de Paita Cerro La Silla de Paita,Cerros la Silla de Paita,Saddle of Payta | Peru, Piura Paita Province > Paita | hills | S 5° 12′ 55'' | W 81° 8′ 33'' |
| 4141 | Silagua Silagua,Silaguaz,Silaguaz Hacienda | Peru, Piura Ayabaca Province > Frias | populated place | S 4° 55′ 42'' | W 80° 1′ 18'' |
| 4142 | Sihuas Sihuas | Peru, Ancash Sihuas Province > Sihuas | seat of a third-order administrative division | S 8° 34′ 0'' | W 77° 37′ 0'' |
| 4143 | Cerro Siete Huacas Cerro 7 Huacas,Cerro Siete Huacas | Peru, Ancash Provincia de Santa > Moro | mountain | S 9° 7′ 11'' | W 78° 9′ 58'' |
| 4144 | Sienego | Peru, Lambayeque | area | S 6° 54′ 26'' | W 79° 50′ 3'' |
| 4145 | Sicches Sicches,Siches,Siches Ciudad | Peru, Piura Ayabaca Province > Sicchez | populated place | S 4° 34′ 17'' | W 79° 45′ 51'' |
| 4146 | Punta Nonura Nonura Point,Punta Nonura,Punta Shode | Peru, Piura Sechura > Sechura District | point | S 5° 50′ 32'' | W 81° 7′ 31'' |
| 4147 | Alturas Shimbe Alturas Shimbe,Shimbe Alto | Peru, Piura Ayabaca Province > Pacaipampa | mountain | S 5° 1′ 19'' | W 79° 28′ 54'' |
| 4148 | Shanusi Cainaranchi,Pongo del Caynarachi,Shanusi | Peru, San Martín Department Lamas Province > Caynarachi | populated place | S 6° 6′ 41'' | W 76° 16′ 18'' |
| 4149 | Sector Zapotal | Peru, Piura Provincia de Talara | locality | S 4° 15′ 56'' | W 81° 6′ 12'' |
| 4150 | Saire Saire,Sayre,Sayre Ciudad | Peru, Piura Ayabaca Province > Sapillica | populated place population 117 | S 4° 46′ 17'' | W 79° 59′ 56'' |
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