| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
551  | Volcán Sierra Negra Cerro Grande,Cerro Negro,Sierra Negro,Volcan Grande,Volcan Santo Tomas,Volcan Sierra Negra,Volcán Sa... | Ecuador, Galápagos | volcano | S 0° 49′ 7'' | W 91° 7′ 38'' |
| 552 | Isla Santay  Isla Santay | Ecuador, Guayas Durán > Eloy Alfaro (Duran) | island | S 2° 13′ 9'' | W 79° 51′ 9'' |
553  | Santa Rosa de Sucumbíos Columbia,San Miguel de Sucumbios,San Miguel de Sucumbíos,Santa Barbara,Santa Bárbara,Santa Rosa Sucu... | Ecuador, Sucumbíos Lago Agrio > Jambeli | populated place | N 0° 22′ 36'' | W 77° 7′ 49'' |
| 554 | Santa Rosa de Cusubamba Cusibamba,Cusubamba,Hacienda Cusubamba,Santa Rosa,Santa Rosa de Cusubamba | Ecuador, Pichincha Cayambe > Santa Rosa De Cuzubamba | populated place | S 0° 2′ 41'' | W 78° 16′ 19'' |
| 555 | Isla Santa María Charles,Isla Carlos,Isla Floreana,Isla Santa Maria,Isla Santa María | Ecuador, Galápagos | island | S 1° 17′ 18'' | W 90° 25′ 54'' |
| 556 | Santa María Correo,El Correo,Floreana,Puerto Flores,Santa Maria,Santa María | Ecuador, Galápagos Cantón San Cristóbal > Isla Santa María (Floreana) (Cab. En Pto. Velasco Ibarra) | populated place | S 1° 15′ 0'' | W 90° 27′ 0'' |
| 557 | Santa Lucía Santa Lucia,Santa Lucía | Ecuador, Guayas Guayaquil > Guayaquil | populated place population 12,523 | S 2° 11′ 0'' | W 80° 0′ 0'' |
| 558 | Isla Santa Fé Barrington,Isla Santa Fe,Isla Santa Fé | Ecuador, Galápagos | island | S 0° 49′ 4'' | W 90° 3′ 31'' |
| 559 | Saint Elena Point Cabo Santa Elena,La Puntilla,Punta Santa Elena,Puntilla de Santa Elena,Saint Elena Point,St. Elena P... | Ecuador, Santa Elena | point | S 2° 11′ 25'' | W 81° 0′ 40'' |
| 560 | Isla Santa Cruz Indefatigable,Isla Chaves,Isla Chavez,Isla Santa Cruz,Isla Santa Cruz Indefatigable | Ecuador, Galápagos | island | S 0° 37′ 8'' | W 90° 20′ 17'' |
| 561 | Santa Clara Island Amortajada,El Muerto,Isla Santa Clara,Isla del Muerto,Santa Clara Island | Ecuador, El Oro Cantón Santa Rosa > Jambeli | island | S 3° 10′ 20'' | W 80° 26′ 10'' |
| 562 | Santa Ana de Vuelta Larga Santa Ana,Santa Ana de Vuelta Larga | Ecuador, Manabí Santa Ana > Santa Ana De Vuelta Larga | seat of a third-order administrative division population 12,833 | S 1° 12′ 28'' | W 80° 22′ 14'' |
| 563 | Saint James Island Isla James,Isla Salvador,Isla San Salvador,Isla Santiago,Saint James Island,St. James Island | Ecuador, Galápagos | island | S 0° 16′ 0'' | W 90° 42′ 0'' |
| 564 | Cabo San Mateo Cabo San Mateo,Cabo de San Mateo,Punta San Mateo,Punta de San Mateo | Ecuador, Manabí Manta > Manta | point | S 0° 57′ 17'' | W 80° 49′ 8'' |
| 565 | San Juan San Juan | Ecuador, Los Ríos Vinces > Antonio Sotomayor (Cab. En Playas De Vinces) | populated place population 12,819 | S 1° 40′ 0'' | W 79° 46′ 0'' |
| 566 | San Joaquín San Joaquin,San Joaquín | Ecuador, Azuay Cuenca > San Joaquin | populated place | S 2° 53′ 45'' | W 79° 3′ 4'' |
| 567 | Chatham Island Chatham Island,Isla Chatham,Isla San Cristobal,Isla San Cristóbal,SCY,San Cristobal Island,San Crist... | Ecuador, Galápagos Cantón San Cristóbal > El Progreso | island | S 0° 49′ 31'' | W 89° 25′ 27'' |
| 568 | San Clemente San Clemente | Ecuador, Manabí Cantón Sucre > Charapoto | populated place | S 0° 45′ 41'' | W 80° 30′ 38'' |
| 569 | San Antonio San Antonio,San Antonio de Ibarra | Ecuador, Imbabura Ibarra > San Antonio | seat of a third-order administrative division | N 0° 19′ 57'' | W 78° 10′ 13'' |
| 570 | San Antonio de Pichincha San Antonio,San Antonio de Pichincha | Ecuador, Pichincha Quito > San Antonio | populated place | S 0° 0′ 27'' | W 78° 26′ 52'' |
| 571 | Cape Salinas Cape Salinas,Punta Salina,Punta Salinas,Punta de Bagre,Salinas Point | Ecuador, Guayas Guayaquil > Puna | point | S 3° 1′ 23'' | W 80° 15′ 53'' |
| 572 | Salinas Salinas | Ecuador, Bolívar Guaranda > Salinas | populated place | S 1° 24′ 19'' | W 79° 1′ 7'' |
| 573 | Salasaca Salasaca | Ecuador, Tungurahua Province San Pedro de Pelileo > Salasaca | populated place | S 1° 19′ 11'' | W 78° 34′ 29'' |
| 574 | Salango Salango | Ecuador, Manabí Puerto López > Salango | seat of a third-order administrative division | S 1° 35′ 32'' | W 80° 50′ 33'' |
| 575 | Rumiñahui Cerro Ruminahui,Cerro Rumiñahui,Ruminahui,Rumiñahui | Ecuador, Cotopaxi Latacunga > Mulalo | mountain elevation 4721m | S 0° 38′ 0'' | W 78° 32′ 0'' |
| 576 | Ricaurte Ricaurte | Ecuador, Azuay Cuenca > Ricaurte | seat of a third-order administrative division | S 2° 51′ 43'' | W 78° 57′ 51'' |
| 577 | Volcán Reventador Reventador,Volcan El Reventador,Volcan Reventador,Volcán El Reventador,Volcán Reventador | Ecuador, Napo | volcano elevation 3562m | S 0° 40′ 32'' | W 77° 40′ 12'' |
| 578 | Roca Redonda Roca Redona,Roca Redonda | Ecuador, Galápagos | rock | N 0° 16′ 12'' | W 91° 37′ 31'' |
| 579 | Isla Rábida Isla La Rabida,Isla La Rábida,Isla Rabida,Isla Rabide,Isla Rábida,Isla Rábide,Jervis | Ecuador, Galápagos | island | S 0° 24′ 50'' | W 90° 42′ 30'' |
| 580 | Quisapincha Quisapincha,Quizapincha | Ecuador, Tungurahua Province Ambato > Quisapincha (Quizapincha) | seat of a third-order administrative division | S 1° 14′ 5'' | W 78° 41′ 4'' |
| 581 | Quingeo Quingeo,Quingueo,Quinjeo | Ecuador, Azuay Cuenca > Quingeo | populated place | S 3° 1′ 51'' | W 78° 55′ 55'' |
| 582 | Quilotoa Cerro Arcos,Quilotoa | Ecuador, Cotopaxi Sigchos > Chugchillan | mountain elevation 3914m | S 0° 50′ 53'' | W 78° 54′ 43'' |
583  | Quibil Quebele,Quibil | Ecuador, Loja Saraguro > Urdaneta (Paquishapa) | locality | S 3° 35′ 40'' | W 79° 11′ 35'' |
| 584 | Isla Puná Isla Puna,Isla Puná,La Puna,La Puná | Ecuador, Guayas Guayaquil > Puna | island | S 2° 49′ 38'' | W 80° 7′ 11'' |
| 585 | Puerto López Lopez,López,Puerto Lopez,Puerto López | Ecuador, Manabí Puerto López > Puerto Lopez | seat of a second-order administrative division | S 1° 33′ 31'' | W 80° 48′ 33'' |
| 586 | Puerto de Cayo Callo,Cayo,Puerto Cayo,Puerto de Cayo | Ecuador, Manabí Jipijapa > Puerto De Cayo | seat of a third-order administrative division | S 1° 20′ 54'' | W 80° 44′ 20'' |
| 587 | Puerto Balao Grande Balao Grande,Puerto Balao,Puerto Balao Grande,Puerto de Balao Grande | Ecuador, Guayas Balao > Balao | populated place | S 2° 53′ 36'' | W 79° 50′ 1'' |
| 588 | Puerto Ayora Puerto Ayora | Ecuador, Galápagos Santa Cruz > Puerto Ayora | populated place population 12,696 | S 0° 44′ 24'' | W 90° 18′ 49'' |
| 589 | Puengasí Puengasi,Puengasí | Ecuador, Pichincha Quito > Quito | mountain elevation 3100m | S 0° 15′ 0'' | W 78° 30′ 0'' |
| 590 | Principal Principal | Ecuador, Azuay Chordeleg > Principal | populated place | S 3° 1′ 25'' | W 78° 45′ 13'' |
| 591 | La Pretoria La Pretoria,Pretoria | Ecuador, Guayas Coronel Marcelino Maridueña > Coronel Marcelino Maridueña (San Carlos) | locality | S 2° 14′ 7'' | W 79° 21′ 18'' |
592  | Laguna de Potrerillos Laguna Potrerillos,Laguna de Potrerillos | Ecuador, Carchi | lake | N 0° 42′ 47'' | W 77° 52′ 46'' |
| 593 | Pomasqui Pomasqui | Ecuador, Pichincha Quito > Pomasqui | populated place population 28,724 | S 0° 3′ 15'' | W 78° 27′ 13'' |
| 594 | Mount Pitt Cerro Pan de Azucar,Cerro Pan de Azúcar,Cerro Pitt,Monte Pitt,Mount Pitt,Pan de Azucar,Pan de Azúcar | Ecuador, Galápagos Cantón San Cristóbal > El Progreso | mountain | S 0° 43′ 8'' | W 89° 14′ 54'' |
| 595 | Isla Pinzón Duncan,Isla Pinzon,Isla Pinzón | Ecuador, Galápagos | island | S 0° 36′ 35'' | W 90° 39′ 58'' |
| 596 | Abingdon Island Abingdon Island,Abington,Isla Abingdon,Isla Abingtoni,Isla Pinta | Ecuador, Galápagos | island | N 0° 35′ 6'' | W 90° 45′ 18'' |
| 597 | Punta de Piedra Punta Piedra del Morro,Punta Piedras del Morro,Punta de Piedra,Punta de Piedras | Ecuador, Guayas | point | S 2° 33′ 37'' | W 80° 30′ 38'' |
| 598 | Picoazá Picoaza,Picoazá | Ecuador, Manabí Portoviejo > Portoviejo | seat of a third-order administrative division | S 1° 2′ 9'' | W 80° 29′ 36'' |
| 599 | Pichincha Volcano Guagua Pichincha,Pichincha Volcano,Volcan Pichincha,Volcán Pichincha | Ecuador, Pichincha | volcano elevation 4784m | S 0° 10′ 14'' | W 78° 36′ 45'' |
| 600 | Pichincha Boca Solano,Pichincha,Solano,Пичинча | Ecuador, Manabí Pichincha > Pichincha | populated place | S 1° 2′ 49'' | W 79° 49′ 17'' |
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