| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
301  | Bady Baadi,Bady,Baâdi | Guinea, Mamou Region Dalaba | stream | N 10° 58′ 0'' | W 12° 2′ 0'' |
| 302 | Badi Badi,Bady | Guinea, | stream | N 10° 23′ 0'' | W 13° 30′ 0'' |
| 303 | Yéré Vere,Veré,Yere,Yéré | Guinea, Nzérékoré Region Préfecture de Macenta | stream | N 8° 19′ 21'' | W 9° 5′ 22'' |
| 304 | Yembédindé Yembedinde,Yembédindé,Ymbedinde,Ymbédindé | Guinea, Mamou Region GN.M.16 | stream | N 9° 54′ 0'' | W 12° 8′ 0'' |
| 305 | Yembalé Mossomala,Yembale,Yembalé | Guinea, Kindia Forecariah | stream | N 9° 8′ 14'' | W 13° 6′ 21'' |
| 306 | Marigot de Yangouya Marigot de Yangouya,Yanguya Creek | Guinea, Boké Region Préfecture de boffa | marine channel | N 10° 4′ 0'' | W 14° 3′ 0'' |
| 307 | Wonkou Ouankou,Wonkou | Guinea, Boké Region Boke | stream | N 10° 41′ 0'' | W 14° 16′ 0'' |
| 308 | Wayawaya Ouya Ouya,Wayawaya | Guinea, Kindia Forecariah | distributary(-ies) | N 9° 18′ 0'' | W 13° 16′ 0'' |
| 309 | Wassawassa Ouassa-Ouassa,Wassawassa | Guinea, Boké Region Préfecture de boffa | stream | N 10° 12′ 0'' | W 14° 19′ 0'' |
| 310 | Wargalan Ouargalan,Wargalan | Guinea, Kindia Telimele | stream | N 10° 44′ 0'' | W 13° 44′ 0'' |
| 311 | Wala Wala Oualba,Wala Wala | Guinea, Faranah Préfecture Kissidougou | stream | N 9° 5′ 0'' | W 10° 25′ 0'' |
| 312 | Wala Wala Oualla,Wala Wala | Guinea, Faranah Préfecture Kissidougou | stream | N 9° 4′ 0'' | W 10° 18′ 0'' |
| 313 | Récif Verga Recif Verga,Récif Verga,Verga Ridge | Guinea, Boké Region Préfecture de boffa | reef(s) | N 10° 14′ 0'' | W 14° 35′ 0'' |
| 314 | Bancs de Verga Bancs de Verga,Cape Verga Reef | Guinea, Boké Region Préfecture de boffa | reef(s) | N 10° 15′ 0'' | W 14° 30′ 0'' |
| 315 | Vendoubala Fofo,Vendoubala | Guinea, Boké Region Boke | stream | N 11° 2′ 0'' | W 14° 5′ 0'' |
| 316 | Tooma Toma,Tooma | Guinea, Kankan Region Préfecture de Kerouane | stream | N 9° 20′ 0'' | W 8° 38′ 0'' |
| 317 | Tonkibon Tonkiban,Tonkibon | Guinea, Kindia Dubreka | stream | N 9° 55′ 7'' | W 13° 13′ 22'' |
| 318 | Tonboli Tomboli Riviere,Tomboli Rivière,Tonboli | Guinea, Faranah Faranah Prefecture | stream | N 10° 16′ 0'' | W 10° 49′ 0'' |
| 319 | Tominé Tomina,Tomine,Tominé | Guinea, Boké Region GN.B.27 | stream | N 12° 6′ 0'' | W 13° 18′ 0'' |
| 320 | Tintiamé Djinntiame,Djinntiamé,Tintiame,Tintiamé | Guinea, Boké Region Boke | stream | N 11° 29′ 0'' | W 14° 21′ 0'' |
| 321 | Tinguilinta Tiguilinta,Tinguilinta | Guinea, | stream | N 10° 56′ 0'' | W 14° 18′ 0'' |
| 322 | Tili Tile,Tili,Tilé | Guinea, Faranah Faranah Prefecture | stream | N 10° 19′ 0'' | W 10° 31′ 0'' |
| 323 | Tiguio Tigui-Ko,Tiguio | Guinea, Kankan Region Préfecture de Siguiri | stream | N 11° 57′ 0'' | W 9° 24′ 0'' |
| 324 | Tiangui Tiangui,Tigue,Tigué | Guinea, Mamou Region Mamou | stream | N 10° 33′ 0'' | W 11° 47′ 0'' |
| 325 | Tékadi Marigot de Sansale,Marigot de Sansalé,Tekadi,Tékadi | Guinea, Boké Region Boke | stream | N 11° 2′ 0'' | W 14° 54′ 0'' |
| 326 | Tasi Bilima Tasi Bilima,Tassi | Guinea, Mamou Region Mamou | stream | N 10° 23′ 0'' | W 12° 23′ 0'' |
| 327 | Taoulou Taouli,Taoulou | Guinea, Kindia Kindia | stream | N 10° 25′ 0'' | W 13° 2′ 0'' |
| 328 | Tafoulou Tafoulou,Tanfoulou | Guinea, Kindia Kindia | stream | N 10° 21′ 0'' | W 13° 4′ 0'' |
| 329 | Tabounsou Riviere Tanneneh,Rivière Tanneneh,Tabounsou | Guinea, Conakry | distributary(-ies) | N 9° 33′ 36'' | W 13° 35′ 33'' |
| 330 | Mouillage de Taboriya Mouillage de Taboria,Mouillage de Taboriya | Guinea, Boké Region Préfecture de boffa | anchorage | N 9° 55′ 0'' | W 13° 58′ 0'' |
| 331 | Taboriya Taboria,Taboriya | Guinea, Boké Region Préfecture de boffa | stream | N 9° 58′ 0'' | W 13° 57′ 0'' |
| 332 | Pointe Sud Pointe Sud,South Prong | Guinea, Boké Region Boke | section of reef | N 10° 22′ 0'' | W 15° 4′ 0'' |
| 333 | Passe du Sud Chenal Sud,Passe du Sud | Guinea, Kindia Forecariah | marine channel | N 9° 7′ 0'' | W 13° 19′ 0'' |
| 334 | Songolon Songolon,Songoron Riviere,Songoron Rivière | Guinea, Boké Region Boke | stream | N 10° 41′ 0'' | W 14° 26′ 0'' |
| 335 | Sonfélé Senkefe,Senkéfé,Sonfele,Sonfélé | Guinea, Kankan Region Préfecture de Kouroussa | intermittent stream | N 10° 26′ 0'' | W 9° 45′ 0'' |
| 336 | Sonbatinia Sambalenia,Sambalénia,Sonbatinia | Guinea, Kankan Region GN.K.05 | stream | N 10° 54′ 0'' | W 10° 51′ 0'' |
| 337 | Skaniko Kanako,Skaniko | Guinea, Kankan Region Préfecture de Siguiri | stream | N 12° 22′ 0'' | W 9° 19′ 0'' |
| 338 | Sinkirin Sankirin,Sinkirin | Guinea, | stream | N 9° 34′ 0'' | W 13° 16′ 0'' |
| 339 | Sinkiné Sankine,Sankiné,Sinkine,Sinkiné | Guinea, Kindia Forecariah | distributary(-ies) | N 9° 20′ 0'' | W 13° 19′ 0'' |
| 340 | Siliya Siliya,Sillia | Guinea, Boké Region Boke | stream | N 11° 14′ 0'' | W 14° 46′ 0'' |
| 341 | Sili Sili,Silli | Guinea, Kankan Region Préfecture de Kouroussa | stream | N 10° 47′ 0'' | W 10° 18′ 0'' |
| 342 | Siboladabon Siboladabon,Soubaladaton | Guinea, Kindia Dubreka | distributary(-ies) | N 9° 46′ 0'' | W 13° 34′ 0'' |
| 343 | Seroua Farna,Seroua | Guinea, Faranah Faranah Prefecture | stream | N 9° 10′ 0'' | W 10° 32′ 0'' |
| 344 | Sérindé Serinde,Serounde Riviere,Serounde Rivière,Sérindé | Guinea, Faranah Faranah Prefecture | stream | N 9° 35′ 0'' | W 10° 26′ 0'' |
| 345 | Sénini Semini,Senini,Sémini,Sénini | Guinea, Boké Region Koundara Prefecture | stream | N 12° 26′ 0'' | W 13° 12′ 0'' |
| 346 | Sanko Saniko,Sanko | Guinea, Kindia Dubreka | distributary(-ies) | N 9° 54′ 14'' | W 13° 39′ 14'' |
| 347 | Sangué Sangue,Sangué,Sengue,Sengué | Guinea, Kindia Dubreka | stream | N 10° 8′ 0'' | W 13° 41′ 0'' |
| 348 | Samou Kabekha,Kabékha,Samou | Guinea, Kindia Kindia | stream | N 9° 56′ 0'' | W 13° 14′ 0'' |
| 349 | Samenta Samantan,Samenta | Guinea, Labé Region Tougue | stream | N 11° 18′ 0'' | W 11° 42′ 0'' |
| 350 | Safakhouré Sabakoure,Sabakouré,Safakhoure,Safakhouré | Guinea, Kindia Forecariah | stream | N 9° 30′ 0'' | W 13° 12′ 0'' |
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