| Name | Country | Feature class | Latitude | Longitude |
2351  | Quebrada Zunfana -0.567806-78.586221 | Ecuador, Pichincha | stream | S 0° 34′ 4'' | W 78° 35′ 10'' |
2352  | Quebrada Zoneto -0.0833333-78.2666667 | Ecuador, Pichincha | stream | S 0° 5′ 0'' | W 78° 16′ 0'' |
2353  | Quebrada Zhucay -2.96064-79.050391 | Ecuador, Azuay | stream | S 2° 57′ 38'' | W 79° 3′ 1'' |
2354  | Río Zhordan -2.8666667-78.7333333 | Ecuador, Azuay | stream | S 2° 52′ 0'' | W 78° 44′ 0'' |
2355  | Quebrada Zavaleta 1.1166667-78.4833333 | Ecuador, Carchi | stream | N 1° 7′ 0'' | W 78° 29′ 0'' |
2356  | Río Zarapullo -0.372329-78.915079 | Ecuador, | stream | S 0° 22′ 20'' | W 78° 54′ 54'' |
2357  | Río Zapote -3.9166667-80.1666667 | Ecuador, Loja | stream | S 3° 55′ 0'' | W 80° 10′ 0'' |
2358  | Río Zapote -2.7333333-78.45 | Ecuador, Morona-Santiago Province | stream | S 2° 44′ 0'' | W 78° 27′ 0'' |
2359  | Río Zapote -1.9666667-80.65 | Ecuador, Guayas | stream | S 1° 58′ 0'' | W 80° 39′ 0'' |
2360  | Río de Zapatilla -1.0166667-79.8 | Ecuador, Guayas | stream | S 1° 1′ 0'' | W 79° 48′ 0'' |
2361  | Quebrada Zapata Huaicu 0.2666667-78.1 | Ecuador, Imbabura | intermittent stream | N 0° 16′ 0'' | W 78° 6′ 0'' |
2362  | Estero Zapata -1.014466-79.799792 | Ecuador, Guayas | intermittent stream | S 1° 0′ 52'' | W 79° 47′ 59'' |
2363  | Río Zapañal -1.8666667-79.8666667 | Ecuador, Guayas | stream | S 1° 52′ 0'' | W 79° 52′ 0'' |
2364  | Quebrada Zapallal 0.474134-78.030284 | Ecuador, Carchi | intermittent stream | N 0° 28′ 26'' | W 78° 1′ 49'' |
2365  | Quebrada Zapallal -4.3833333-80.3333333 | Ecuador, Loja | stream | S 4° 23′ 0'' | W 80° 20′ 0'' |
2366  | Quebrada Zapallal -3.9833333-80.4166667 | Ecuador, Loja | stream | S 3° 59′ 0'' | W 80° 25′ 0'' |
2367  | Estero Zanja Ancha -1.5-79.8333333 | Ecuador, Los Ríos | stream | S 1° 30′ 0'' | W 79° 50′ 0'' |
2368  | Quebrada Zanincapa -3.612401-79.225252 | Ecuador, Loja | stream | S 3° 36′ 44'' | W 79° 13′ 30'' |
2369  | Estero Zamoreño -1.8333333-80.25 | Ecuador, Guayas | intermittent stream | S 1° 50′ 0'' | W 80° 15′ 0'' |
2370  | Quebrada Zamora -1.0666667-78.6833333 | Ecuador, Cotopaxi | intermittent stream | S 1° 4′ 0'' | W 78° 41′ 0'' |
2371  | Quebrada Zagalahuaicu 0.3333333-78.1166667 | Ecuador, Imbabura | intermittent stream | N 0° 20′ 0'' | W 78° 7′ 0'' |
2372  | Río Zabala -3.532863-78.950125 | Ecuador, Zamora Chinchipe | stream | S 3° 31′ 58'' | W 78° 57′ 0'' |
2373  | Río Yuyumbi -1.380867-79.414268 | Ecuador, Los Ríos | stream | S 1° 22′ 51'' | W 79° 24′ 51'' |
2374  | Río Yuturi -0.55-76.0166667 | Ecuador, Orellana Province | stream | S 0° 33′ 0'' | W 76° 1′ 0'' |
2375  | Quebrada Yurayacu -3.2333333-78.9833333 | Ecuador, Azuay | stream | S 3° 14′ 0'' | W 78° 59′ 0'' |
2376  | Quebrada Yurahuaicu -0.912244-78.577786 | Ecuador, Cotopaxi | stream | S 0° 54′ 44'' | W 78° 34′ 40'' |
2377  | Quebrada Yuragrumi -1.0166667-78.75 | Ecuador, Cotopaxi | intermittent stream | S 1° 1′ 0'' | W 78° 45′ 0'' |
2378  | Quebrada Yuracrumi -1.0-78.7833333 | Ecuador, Cotopaxi | stream | S 1° 0′ 0'' | W 78° 47′ 0'' |
2379  | Río Yuquin 0.4166667-77.9833333 | Ecuador, Imbabura | stream | N 0° 25′ 0'' | W 77° 59′ 0'' |
2380  | Quebrada Yunza -4.2833333-79.2666667 | Ecuador, Loja | stream | S 4° 17′ 0'' | W 79° 16′ 0'' |
2381  | Quebrada Yunguillas 0.0166667-78.4666667 | Ecuador, Pichincha | stream | N 0° 1′ 0'' | W 78° 28′ 0'' |
2382  | Quebrada de Yunguilla 0.4333333-78.0833333 | Ecuador, Imbabura | intermittent stream | N 0° 26′ 0'' | W 78° 5′ 0'' |
2383  | Quebrada Yunguilla -2.934324-79.137808 | Ecuador, Azuay | stream | S 2° 56′ 3'' | W 79° 8′ 16'' |
2384  | Quebrada Yunguilla 0.3666667-78.0 | Ecuador, Imbabura | stream | N 0° 22′ 0'' | W 78° 0′ 0'' |
2385  | Quebrada Yungas 0.0-78.2666667 | Ecuador, Pichincha | stream | N 0° 0′ 0'' | W 78° 16′ 0'' |
2386  | Estero de Yumes -1.6333333-79.9833333 | Ecuador, Guayas | stream | S 1° 38′ 0'' | W 79° 59′ 0'' |
2387  | Quebrada Yumbuco 0.1166667-78.4166667 | Ecuador, Pichincha | stream | N 0° 7′ 0'' | W 78° 25′ 0'' |
2388  | Río Yescas -0.401852-80.082949 | Ecuador, Manabí | stream | S 0° 24′ 6'' | W 80° 4′ 58'' |
2389  | Río Yerbabuena -2.7833333-79.5333333 | Ecuador, Azuay | stream | S 2° 47′ 0'' | W 79° 32′ 0'' |
2390  | Quebrada de Yerbabuena -0.7166667-78.8 | Ecuador, Cotopaxi | stream | S 0° 43′ 0'' | W 78° 48′ 0'' |
2391  | Río Yatusi -1.2666667-78.5 | Ecuador, Tungurahua Province | stream | S 1° 16′ 0'' | W 78° 30′ 0'' |
2392  | Quebrada Yarizagua -3.2833333-79.2333333 | Ecuador, Azuay | stream | S 3° 17′ 0'' | W 79° 14′ 0'' |
2393  | Quebrada Yaraco -4.148472-79.845975 | Ecuador, Loja | stream | S 4° 8′ 54'' | W 79° 50′ 45'' |
2394  | Quebrada Yaptacay -2.9166667-78.8833333 | Ecuador, Azuay | stream | S 2° 55′ 0'' | W 78° 53′ 0'' |
2395  | Quebrada de Yanyaro 0.5166667-78.3 | Ecuador, Imbabura | stream | N 0° 31′ 0'' | W 78° 18′ 0'' |
2396  | Quebrada Yantahuaico -2.81362-79.363109 | Ecuador, Azuay | stream | S 2° 48′ 49'' | W 79° 21′ 47'' |
2397  | Quebrada Yanganatillo -1.258815-78.437701 | Ecuador, Tungurahua Province | stream | S 1° 15′ 31'' | W 78° 26′ 15'' |
2398  | Río Yanayacu -2.458091-79.261283 | Ecuador, Cañar | stream | S 2° 27′ 29'' | W 79° 15′ 40'' |
2399  | Río Yanayacu 1.0494444-78.9858333 | Ecuador, Esmeraldas | stream | N 1° 2′ 58'' | W 78° 59′ 9'' |
2400  | Río Yanayacu -0.451855-76.901902 | Ecuador, Orellana Province | stream | S 0° 27′ 6'' | W 76° 54′ 6'' |