| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Sakaim | city | Provincia de Morona Santiago | Ecuador | -2.9302778 | -77.7413889 | 1079 | 593 |
| Salado | city | Provincia de Morona Santiago | Ecuador | -2.25 | -78.2666667 | 7942 | 705 |
| San Antonio | city | Provincia de Morona Santiago | Ecuador | -3.0375 | -78.4383333 | 4593 | 728 |
| San Antonio | city | Provincia de Morona Santiago | Ecuador | -3 | -78.4 | 4176 | 728 |
| San Carlos de Limon | city | Provincia de Morona Santiago | Ecuador | -3.2172222 | -78.4280556 | 2716 | 679 |
| San Carlos de Limón | city | Provincia de Morona Santiago | Ecuador | -3.2172222 | -78.4280556 | 2716 | 679 |
| San Isidro | city | Provincia de Morona Santiago | Ecuador | -2.2166667 | -78.1666667 | 6620 | 705 |
| San Jose | city | Provincia de Morona Santiago | Ecuador | -3.4791667 | -78.4855556 | 2801 | 1049 |
| San Jose | city | Provincia de Morona Santiago | Ecuador | -3.1008333 | -78.4763889 | 4652 | 720 |
| San Jose de Morona | city | Provincia de Morona Santiago | Ecuador | -2.8822222 | -77.6688889 | 958 | 676 |
| San José | city | Provincia de Morona Santiago | Ecuador | -3.4791667 | -78.4855556 | 2801 | 1049 |
| San José | city | Provincia de Morona Santiago | Ecuador | -3.1008333 | -78.4763889 | 4652 | 720 |
| San José de Morona | city | Provincia de Morona Santiago | Ecuador | -2.8822222 | -77.6688889 | 958 | 676 |
| San Juan Bosco | city | Provincia de Morona Santiago | Ecuador | -3.1166667 | -78.5333333 | 6076 | 703 |
| San Luis Tsunkil | city | Provincia de Morona Santiago | Ecuador | -3.3444444 | -78.4680556 | 3238 | 923 |
| San Luis de El Acho | city | Provincia de Morona Santiago | Ecuador | -2.7333333 | -78.3 | 3205 | 827 |
| San Luis de Miachi | city | Provincia de Morona Santiago | Ecuador | -3.2091667 | -78.4516667 | 3290 | 679 |
| San Miguel | city | Provincia de Morona Santiago | Ecuador | -3.0330556 | -77.9505556 | 1584 | 832 |
| San Miguel de Conchay | city | Provincia de Morona Santiago | Ecuador | -3.1330556 | -78.4319444 | 2923 | 718 |
| San Miguel de Cuyes | city | Provincia de Morona Santiago | Ecuador | -3.3333333 | -78.8 | 7703 | 1041 |
| San Pedro de Apondios | city | Provincia de Morona Santiago | Ecuador | -3.2691667 | -78.4055556 | 2703 | 678 |
| San Rafael | city | Provincia de Morona Santiago | Ecuador | -3.095 | -78.49 | 5114 | 720 |
| San Salvador | city | Provincia de Morona Santiago | Ecuador | -3.0516667 | -78.3822222 | 3323 | 728 |
| San Sebastian | city | Provincia de Morona Santiago | Ecuador | -2.6491667 | -77.1677778 | 964 | 708 |
| San Sebastián | city | Provincia de Morona Santiago | Ecuador | -2.6491667 | -77.1677778 | 964 | 708 |
| Sangay | city | Provincia de Morona Santiago | Ecuador | -1.8 | -77.9333333 | 3064 | 569 |
| Santa Rosa | city | Provincia de Morona Santiago | Ecuador | -3.3741667 | -78.4425 | 2759 | 898 |
| Santa Rosa de Pananza | city | Provincia de Morona Santiago | Ecuador | -3.1311111 | -78.47 | 4015 | 706 |
| Santa Susana de Chiviaza | city | Provincia de Morona Santiago | Ecuador | -2.8666667 | -78.3666667 | 3510 | 759 |
| Santiago | city | Provincia de Morona Santiago | Ecuador | -3.4 | -78.55 | 4107 | 1041 |
| Santiago | city | Provincia de Morona Santiago | Ecuador | -3.0383333 | -78.0408333 | 1627 | 822 |
| Santiago de Pananza | city | Provincia de Morona Santiago | Ecuador | -3.1647222 | -78.4761111 | 4015 | 706 |
| Sevilla Don Bosco | city | Provincia de Morona Santiago | Ecuador | -2.3166667 | -78.1 | 3950 | 705 |
| Shainkiam | city | Provincia de Morona Santiago | Ecuador | -2.6544444 | -77.7072222 | 1253 | 708 |
| Shiram | city | Provincia de Morona Santiago | Ecuador | -2.6916667 | -77.7983333 | 1328 | 708 |
| Shiramentza | city | Provincia de Morona Santiago | Ecuador | -3.4794444 | -78.4925 | 2844 | 1049 |
| Shiramentza | city | Provincia de Morona Santiago | Ecuador | -2.7486111 | -77.5533333 | 1069 | 708 |
| Situchi | city | Provincia de Morona Santiago | Ecuador | -2.8113889 | -77.3094444 | 1023 | 544 |
| Situchi Civil | city | Provincia de Morona Santiago | Ecuador | -2.7841667 | -77.2666667 | 1040 | 640 |
| Soldado Cisneros | city | Provincia de Morona Santiago | Ecuador | -3.1111111 | -78.0116667 | 1860 | 683 |
| Soldado Monge | city | Provincia de Morona Santiago | Ecuador | -2.995 | -77.8486111 | 1555 | 697 |
| Sua Entza | city | Provincia de Morona Santiago | Ecuador | -2.4333333 | -77.9 | 3041 | 705 |
| Sucua | city | Provincia de Morona Santiago | Ecuador | -2.4666667 | -78.1666667 | 3454 | 1520 |
| Sucúa | city | Provincia de Morona Santiago | Ecuador | -2.4666667 | -78.1666667 | 3454 | 1520 |
| Suentza | city | Provincia de Morona Santiago | Ecuador | -2.4333333 | -77.9 | 3041 | 705 |
| Suenza | city | Provincia de Morona Santiago | Ecuador | -2.4333333 | -77.9 | 3041 | 705 |
| Surik | city | Provincia de Morona Santiago | Ecuador | -2.5744444 | -77.0244444 | 921 | 587 |
| Suritak | city | Provincia de Morona Santiago | Ecuador | -2.5480556 | -77.1977778 | 1030 | 705 |