1441. Oued Okkoa (17.8N, 22.27E) Borkou-Ennedi-Tibesti, Wadi 1442. Oued Oloumanga (17.52N, 21.65E) Borkou-Ennedi-Tibesti, Wadi 1443. Oued Om (13.77N, 20.42E) Ouaddai, Intermittent Stream 1444. Oued Omouri (14.63N, 21.73E) Biltine, Wadi 1445. Oued Orba (15.32N, 22.53E) Biltine, Wadi 1446. Oued Orda (15.42N, 22.78E) Biltine, Wadi 1447. Oued Orobe (17.77N, 21.72E) Borkou-Ennedi-Tibesti, Wadi 1448. Oued Ouagallat (14.95N, 20.52E) Biltine, Wadi 1449. Oued Ouagat (15.47N, 20.43E) Biltine, Wadi 1450. Oued Oudey (13.53N, 18.7E) Batha, Wadi 1451. Oued Ouka (17.8N, 22.27E) Borkou-Ennedi-Tibesti, Wadi 1452. Oued Oum Hadiar (16.63N, 20.23E) Borkou-Ennedi-Tibesti, Wadi 1453. Oued Oum-Hadjer (16.63N, 20.23E) Borkou-Ennedi-Tibesti, Wadi 1454. Oued Ouni (17.32N, 21.53E) Borkou-Ennedi-Tibesti, Wadi 1455. Oued Ouorchille (19.63N, 19.27E) Borkou-Ennedi-Tibesti, Wadi 1456. Oued Ourakassali (15.68N, 23.02E) Biltine, Wadi 1457. Oued Ragaba (12.25N, 16.83E) Chari-Baguirmi, Intermittent Stream 1458. Oued Rhamfousa (13.1N, 20.18E) Batha, Wadi 1459. Oued Saharam (17.23N, 21.72E) Borkou-Ennedi-Tibesti, Wadi 1460. Oued Sala (17.3N, 20.5E) Borkou-Ennedi-Tibesti, Wadi 1461. Oued Sangoua (15.17N, 21E) Biltine, Wadi 1462. Oued Saokala (17.23N, 21.97E) Borkou-Ennedi-Tibesti, Wadi 1463. Oued Selahi (17.25N, 21.27E) Borkou-Ennedi-Tibesti, Wadi 1464. Oued Sendi (14.72N, 22.52E) Biltine, Wadi 1465. Oued Serer al Marout (13.92N, 20.2E) Ouaddai, Wadi 1466. Oued Sfaya (15.92N, 20.47E) Borkou-Ennedi-Tibesti, Wadi 1467. Oued Sini (16.78N, 21.78E) Borkou-Ennedi-Tibesti, Wadi 1468. Oued Sogodoumanga (17.82N, 21.73E) Borkou-Ennedi-Tibesti, Wadi 1469. Oued Sokoya (15.87N, 22.82E) Borkou-Ennedi-Tibesti, Wadi 1470. Oued Soro Chigege (13.1N, 17.4E) Batha, Intermittent Stream 1471. Oued Souri (17.92N, 21.72E) Borkou-Ennedi-Tibesti, Wadi 1472. Oued Tarchia (17.08N, 21.73E) Borkou-Ennedi-Tibesti, Wadi 1473. Oued Torba (17.28N, 21.7E) Borkou-Ennedi-Tibesti, Wadi 1474. Oued Torbo (17.4N, 21.33E) Borkou-Ennedi-Tibesti, Wadi 1475. Oued Tordobe (17.22N, 21.68E) Borkou-Ennedi-Tibesti, Wadi 1476. Oued Totor (17.25N, 21.08E) Borkou-Ennedi-Tibesti, Wadi 1477. Oued Tourbatono (17.32N, 21.8E) Borkou-Ennedi-Tibesti, Wadi 1478. Ouedda (9.97N, 15.22E) Mayo-Kebbi, Populated Place 1479. Oueiba (18.38N, 23.35E) Borkou-Ennedi-Tibesti, Well 1480. Oueita (17.75N, 20.68E) Borkou-Ennedi-Tibesti, Well | 1481. Ouel Tendjen (12.89N, 15.03E) Chari-Baguirmi, Populated Place 1482. Ouelana (11.38N, 20.9E) Salamat, Populated Place 1483. Oueleg (11.77N, 18.6E) Guera, Populated Place 1484. Ouelgague (12.05N, 17.42E) Chari-Baguirmi, Populated Place 1485. Ouelia (11.73N, 17.97E) Guera, Populated Place 1486. Ouelle (8.32N, 16.65E) Logone Oriental, Populated Place 1487. Ouelle (13.45N, 21.92E) Ouaddai, Populated Place 1488. Ouelli (11.6N, 20.98E) Salamat, Populated Place 1489. Ouelmehemet (12.07N, 15.88E) Chari-Baguirmi, Pool(s) 1490. Ouelmehemet (12.09N, 15.94E) Chari-Baguirmi, Populated Place 1491. Ouenabdou (10.88N, 15.93E) Chari-Baguirmi, Populated Place 1492. Ouendiele Fouga (7.93N, 16.43E) Logone Oriental, Stream 1493. Ouendjele (7.93N, 16.43E) Logone Oriental, Stream 1494. Ouendou Abdou (10.88N, 15.93E) Chari-Baguirmi, Populated Place 1495. Ouere (12.32N, 22.12E) Ouaddai, Populated Place 1496. Ouere (13.32N, 21.23E) Ouaddai, Populated Place 1497. Ouere (13.68N, 20.95E) Ouaddai, Populated Place 1498. Ouere (13.52N, 21.13E) Ouaddai, Populated Place 1499. Oueske (11.32N, 16.32E) Chari-Baguirmi, Populated Place 1500. Ouey (10.25N, 18.9E) Guera, Hill 1501. Oueyba (18.38N, 23.35E) Borkou-Ennedi-Tibesti, Well 1502. Oueyna (10.13N, 15.7E) Mayo-Kebbi, Populated Place 1503. Oueyna (10.23N, 15.62E) Mayo-Kebbi, Populated Place 1504. Ougou (10.65N, 16.43E) Chari-Baguirmi, Populated Place 1505. Ougoune (13.18N, 20.77E) Ouaddai, Populated Place 1506. Ougourdanga (14.23N, 17.37E) Kanem, Well 1507. Ougourdangay (14.23N, 17.37E) Kanem, Well 1508. Ougui (15.23N, 14.2E) Kanem, Well 1509. Ouham (9.3N, 18.23E) , Stream 1510. Ouhame (9.3N, 18.23E) , Stream 1511. Ouhanina (10.52N, 15.93E) Mayo-Kebbi, Populated Place 1512. Ouhi (16.9N, 22.03E) Borkou-Ennedi-Tibesti, Well 1513. Ouichi (18.88N, 17.84E) Borkou-Ennedi-Tibesti, Well 1514. Ouidirne (13.45N, 20.42E) Ouaddai, Populated Place 1515. Ouili (13.65N, 14.57E) Lac, Blowout(s) 1516. Ouindjeri (8.05N, 16.42E) Logone Oriental, Intermittent Stream 1517. Ouindjeri (7.93N, 16.43E) Logone Oriental, Stream 1518. Ouir Ouir (13.47N, 19.98E) Batha, Populated Place 1519. Ouire (12.32N, 22.12E) Ouaddai, Populated Place 1520. Ouirege (12.95N, 21.05E) Ouaddai, Populated Place |