| Name | Country | Feature class | Latitude | Longitude |
2251  | Quebrada Alambi 0.371011-78.245653 | Ecuador, Imbabura | stream | N 0° 22′ 15'' | W 78° 14′ 44'' |
2252  | Quebrada Alajuela -0.3166667-78.3666667 | Ecuador, Pichincha | stream | S 0° 19′ 0'' | W 78° 22′ 0'' |
2253  | Río Alajua -1.264458-78.677688 | Ecuador, Tungurahua Province | stream | S 1° 15′ 52'' | W 78° 40′ 39'' |
2254  | Quebrada Alagache -0.1333333-78.3333333 | Ecuador, Pichincha | stream | S 0° 8′ 0'' | W 78° 20′ 0'' |
2255  | Río Aillón -3.1-78.75 | Ecuador, Azuay | stream | S 3° 6′ 0'' | W 78° 45′ 0'' |
2256  | Quebrada Aguitayo 0.5833333-78.2333333 | Ecuador, Imbabura | stream | N 0° 35′ 0'' | W 78° 14′ 0'' |
2257  | Aguas Verdes -3.4666667-80.2833333 | Ecuador, El Oro | stream | S 3° 28′ 0'' | W 80° 17′ 0'' |
2258  | Río Agua Sucia -0.1333333-79.3333333 | Ecuador, | stream | S 0° 8′ 0'' | W 79° 20′ 0'' |
2259  | Río Aguas Negras -0.177832-75.945997 | Ecuador, Sucumbíos | stream | S 0° 10′ 40'' | W 75° 56′ 45'' |
2260  | Río Aguarhuaycu -2.65-78.95 | Ecuador, Cañar | stream | S 2° 39′ 0'' | W 78° 57′ 0'' |
2261  | Quebrada de Agualongo 0.3-78.2333333 | Ecuador, Imbabura | intermittent stream | N 0° 18′ 0'' | W 78° 14′ 0'' |
2262  | Quebrada Agualongo -0.65-78.5166667 | Ecuador, Cotopaxi | intermittent stream | S 0° 39′ 0'' | W 78° 31′ 0'' |
2263  | Quebrada de Agua Hedionda 0.8166667-77.85 | Ecuador, Carchi | stream | N 0° 49′ 0'' | W 77° 51′ 0'' |
2264  | Río Aguagrún 0.281452-78.584539 | Ecuador, Imbabura | stream | N 0° 16′ 53'' | W 78° 35′ 4'' |
2265  | Agua Dulce -4.1166667-80.3666667 | Ecuador, Loja | intermittent stream | S 4° 7′ 0'' | W 80° 22′ 0'' |
2266  | Estero de la Aguada -2.997799-80.182971 | Ecuador, Guayas | estuary | S 2° 59′ 52'' | W 80° 10′ 58'' |
2267  | Quebrada Aguacatillal -4.8938889-78.9683333 | Ecuador, Zamora Chinchipe | stream | S 4° 53′ 38'' | W 78° 58′ 6'' |
2268  | Quebrada del Aguacate 0.4833333-77.9166667 | Ecuador, Carchi | stream | N 0° 29′ 0'' | W 77° 55′ 0'' |
2269  | Río Aguacatal -1.425801-79.444173 | Ecuador, Los Ríos | stream | S 1° 25′ 32'' | W 79° 26′ 39'' |
2270  | Quebrada del Aguacaliente 0.808599-77.837676 | Ecuador, Carchi | stream | N 0° 48′ 30'' | W 77° 50′ 15'' |
2271  | Quebrada de Agua Caliente -0.232189-78.434206 | Ecuador, Pichincha | stream | S 0° 13′ 55'' | W 78° 26′ 3'' |
2272  | Quebrada de Agua Blanca 0.7833333-77.8833333 | Ecuador, Carchi | stream | N 0° 47′ 0'' | W 77° 53′ 0'' |
2273  | Quebrada Agato 0.1-78.3666667 | Ecuador, Pichincha | stream | N 0° 6′ 0'' | W 78° 22′ 0'' |
2274  | Bajo de Afuera -2.9833333-80.0 | Ecuador, Guayas | shoal(s) | S 2° 59′ 0'' | W 80° 0′ 0'' |
2275  | Estero de Acumbe -2.60911-80.436187 | Ecuador, Guayas | stream | S 2° 36′ 32'' | W 80° 26′ 10'' |
2276  | Río Acorano -0.1666667-77.1666667 | Ecuador, Orellana Province | stream | S 0° 10′ 0'' | W 77° 10′ 0'' |
2277  | Río Achucay -3.3333333-79.35 | Ecuador, Loja | stream | S 3° 20′ 0'' | W 79° 21′ 0'' |
2278  | Estero Achiote Chico -0.966657-79.618921 | Ecuador, Guayas | stream | S 0° 58′ 0'' | W 79° 37′ 8'' |
2279  | Estero Achiote -1.25-79.7666667 | Ecuador, Los Ríos | stream | S 1° 15′ 0'' | W 79° 46′ 0'' |
2280  | Río Abundancia 0.107043-79.335159 | Ecuador, Pichincha | stream | N 0° 6′ 25'' | W 79° 20′ 6'' |
2281  | Río Abanico -2.125995-78.20132 | Ecuador, Morona-Santiago Province | stream | S 2° 7′ 33'' | W 78° 12′ 4'' |
2282  | Quebrada Zuñihuaicu -0.7333333-78.6833333 | Ecuador, Cotopaxi | stream | S 0° 44′ 0'' | W 78° 41′ 0'' |
2283  | Quebrada Zunfo -1.083588-78.766151 | Ecuador, Cotopaxi | stream | S 1° 5′ 0'' | W 78° 45′ 58'' |
2284  | Quebrada Zunfana -0.567806-78.586221 | Ecuador, Pichincha | stream | S 0° 34′ 4'' | W 78° 35′ 10'' |
2285  | Quebrada Zoneto -0.0833333-78.2666667 | Ecuador, Pichincha | stream | S 0° 5′ 0'' | W 78° 16′ 0'' |
2286  | Quebrada Zhucay -2.96064-79.050391 | Ecuador, Azuay | stream | S 2° 57′ 38'' | W 79° 3′ 1'' |
2287  | Río Zhordan -2.8666667-78.7333333 | Ecuador, Azuay | stream | S 2° 52′ 0'' | W 78° 44′ 0'' |
2288  | Quebrada Zavaleta 1.1166667-78.4833333 | Ecuador, Carchi | stream | N 1° 7′ 0'' | W 78° 29′ 0'' |
2289  | Río Zarapullo -0.372329-78.915079 | Ecuador, | stream | S 0° 22′ 20'' | W 78° 54′ 54'' |
2290  | Río Zapote -3.9166667-80.1666667 | Ecuador, Loja | stream | S 3° 55′ 0'' | W 80° 10′ 0'' |
2291  | Río Zapote -2.7333333-78.45 | Ecuador, Morona-Santiago Province | stream | S 2° 44′ 0'' | W 78° 27′ 0'' |
2292  | Río Zapote -1.9666667-80.65 | Ecuador, Guayas | stream | S 1° 58′ 0'' | W 80° 39′ 0'' |
2293  | Río de Zapatilla -1.0166667-79.8 | Ecuador, Guayas | stream | S 1° 1′ 0'' | W 79° 48′ 0'' |
2294  | Quebrada Zapata Huaicu 0.2666667-78.1 | Ecuador, Imbabura | intermittent stream | N 0° 16′ 0'' | W 78° 6′ 0'' |
2295  | Estero Zapata -1.014466-79.799792 | Ecuador, Guayas | intermittent stream | S 1° 0′ 52'' | W 79° 47′ 59'' |
2296  | Río Zapañal -1.8666667-79.8666667 | Ecuador, Guayas | stream | S 1° 52′ 0'' | W 79° 52′ 0'' |
2297  | Quebrada Zapallal 0.474134-78.030284 | Ecuador, Carchi | intermittent stream | N 0° 28′ 26'' | W 78° 1′ 49'' |
2298  | Quebrada Zapallal -4.3833333-80.3333333 | Ecuador, Loja | stream | S 4° 23′ 0'' | W 80° 20′ 0'' |
2299  | Quebrada Zapallal -3.9833333-80.4166667 | Ecuador, Loja | stream | S 3° 59′ 0'' | W 80° 25′ 0'' |
2300  | Estero Zanja Ancha -1.5-79.8333333 | Ecuador, Los Ríos | stream | S 1° 30′ 0'' | W 79° 50′ 0'' |