| name | office head of government | Mayor | image | Area (m²) | date founded | Elevation (m) | Country | administrative division | continent | latitude (°) | waterbody | longitude (°) | Website | population (people) | Demonym | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zaruma |  | 643,500,032 | 1549 | 1,200 | Ecuador | El Oro | Americas | -3.6833333969 | -79.5999984741 | website | 9,631 | Map | ||||
| Machala |  | 24,000,000 | After 1573 | 16 | Ecuador | El Oro | Americas | -3.2666666508 | -79.9666671753 | website | 289,141 | Map | ||||
| Parroquia Huertas | 50,000,000 | 1,325 | Ecuador | El Oro | Americas | website | 2,959 | |||||||||
| Pasaje |  | 1720 | 30 | Ecuador | El Oro | Americas | -3.3166666031 | -79.8000030518 | website | 52,673 | Map | |||||
| Piñas Canton | 105,000,000 | 1,471 | Ecuador | El Oro | Americas | -3.6666666667 | -79.6500000000 | website | Map |