| Name | Country | Feature class | Latitude | Longitude |
|---|
4001  | Laguna Berlin
-16.1166667-60.4166667 | Bolivia, Santa Cruz Department | intermittent lake | S 16° 7′ 0'' | W 60° 25′ 0'' |
| 4002 | Río Berenguela
-17.4833333-69.2333333 | Bolivia, La Paz Department | stream | S 17° 29′ 0'' | W 69° 14′ 0'' |
| 4003 | Arroyo Beni
-17.1666667-64.35 | Bolivia, Santa Cruz Department | stream | S 17° 10′ 0'' | W 64° 21′ 0'' |
| 4004 | Arroyo Belmonte
-10.1666667-65.7 | Bolivia, Pando | stream | S 10° 10′ 0'' | W 65° 42′ 0'' |
| 4005 | Río Bello
-16.05-68.9166667 | Bolivia, La Paz Department | stream | S 16° 3′ 0'' | W 68° 55′ 0'' |
| 4006 | Río Bella Vista
-18.692838-68.62277 | Bolivia, Oruro | stream | S 18° 41′ 34'' | W 68° 37′ 22'' |
| 4007 | Cañón Bella Vista
-16.3666667-61.4666667 | Bolivia, Santa Cruz Department | ravine(s) | S 16° 22′ 0'' | W 61° 28′ 0'' |
| 4008 | Arroyo Bella Brisa
-11.3-66.2666667 | Bolivia, Pando | stream | S 11° 18′ 0'' | W 66° 16′ 0'' |
| 4009 | Río Belén Tambo
-17.8166667-66.4 | Bolivia, Cochabamba | stream | S 17° 49′ 0'' | W 66° 24′ 0'' |
| 4010 | Río Belen
-17.3333333-67.55 | Bolivia, La Paz Department | stream | S 17° 20′ 0'' | W 67° 33′ 0'' |
| 4011 | Quebrada de Belén
-21.556276-65.244415 | Bolivia, Tarija Department | stream | S 21° 33′ 22'' | W 65° 14′ 39'' |
| 4012 | Laguna Belen
-16.05-60.4166667 | Bolivia, Santa Cruz Department | intermittent lake | S 16° 3′ 0'' | W 60° 25′ 0'' |
| 4013 | Quebrada Beata Khaua
-19.05-68.5166667 | Bolivia, Oruro | intermittent stream | S 19° 3′ 0'' | W 68° 31′ 0'' |
| 4014 | Quebrada Bayo
-21.757068-67.934902 | Bolivia, Potosí Department | intermittent stream | S 21° 45′ 25'' | W 67° 56′ 5'' |
| 4015 | Río Baures
-12.5-64.3 | Bolivia, Beni Department | section of stream | S 12° 30′ 0'' | W 64° 18′ 0'' |
| 4016 | Río Batea Mayu
-18.117718-65.376133 | Bolivia, Cochabamba | stream | S 18° 7′ 3'' | W 65° 22′ 34'' |
| 4017 | Laguna Batea
-17.2333333-66.1833333 | Bolivia, Cochabamba | lakes | S 17° 14′ 0'' | W 66° 11′ 0'' |
| 4018 | Río Batallas
-16.25-68.6 | Bolivia, La Paz Department | stream | S 16° 15′ 0'' | W 68° 36′ 0'' |
| 4019 | Quebrada Barrial
-18.175014-64.629206 | Bolivia, Cochabamba | intermittent stream | S 18° 10′ 30'' | W 64° 37′ 45'' |
| 4020 | Quebrada Barranquilla
-21.710459-67.781331 | Bolivia, Potosí Department | intermittent stream | S 21° 42′ 37'' | W 67° 46′ 52'' |
| 4021 | Quebrada Barrancani
-20.8666667-66.9166667 | Bolivia, Potosí Department | intermittent stream | S 20° 52′ 0'' | W 66° 55′ 0'' |
| 4022 | Río de Barisan
-13.8333333-63.6333333 | Bolivia, Beni Department | intermittent stream | S 13° 50′ 0'' | W 63° 38′ 0'' |
| 4023 | Quebrada Barbecho
-21.5666667-65.6 | Bolivia, Potosí Department | stream | S 21° 34′ 0'' | W 65° 36′ 0'' |
| 4024 | Río Bandorcito
-18.485998-64.815233 | Bolivia, Cochabamba | stream | S 18° 29′ 9'' | W 64° 48′ 54'' |
| 4025 | Río Bamburuta
-17.45-69.0333333 | Bolivia, La Paz Department | stream | S 17° 27′ 0'' | W 69° 2′ 0'' |
| 4026 | Río Ballivián
-17.1-68.6 | Bolivia, La Paz Department | stream | S 17° 6′ 0'' | W 68° 36′ 0'' |
| 4027 | Río Bagante
-15.3333333-68.2666667 | Bolivia, La Paz Department | stream | S 15° 20′ 0'' | W 68° 16′ 0'' |
| 4028 | Río Bagante
-15.2666667-68.4 | Bolivia, La Paz Department | stream | S 15° 16′ 0'' | W 68° 24′ 0'' |
| 4029 | Bañado Bacara
-13.6333333-60.9166667 | Bolivia, Santa Cruz Department | swamp | S 13° 38′ 0'' | W 60° 55′ 0'' |
| 4030 | Arroyo Babafanda
-12.3-68.4 | Bolivia, Pando | stream | S 12° 18′ 0'' | W 68° 24′ 0'' |
| 4031 | Arroyo Babaesada
-11.0333333-68.15 | Bolivia, Pando | stream | S 11° 2′ 0'' | W 68° 9′ 0'' |
| 4032 | Laguna Azul
-17.05-66.5333333 | Bolivia, Cochabamba | pond | S 17° 3′ 0'' | W 66° 32′ 0'' |
| 4033 | Arroyo Azul
-10.248536-66.592338 | Bolivia, Pando | stream | S 10° 14′ 54'' | W 66° 35′ 32'' |
| 4034 | Laguna Azeroni
-17.1833333-66.4166667 | Bolivia, Cochabamba | lakes | S 17° 11′ 0'' | W 66° 25′ 0'' |
| 4035 | Quebrada Azafrán
-17.25-62.9166667 | Bolivia, Santa Cruz Department | intermittent stream | S 17° 15′ 0'' | W 62° 55′ 0'' |
| 4036 | Río Ayoma
-20.209822-65.374081 | Bolivia, | stream | S 20° 12′ 35'' | W 65° 22′ 26'' |
| 4037 | Quebrada Aymuru
-18.196081-65.172067 | Bolivia, Cochabamba | intermittent stream | S 18° 11′ 45'' | W 65° 10′ 19'' |
| 4038 | Río Ayjadero
-17.2833333-67.5666667 | Bolivia, La Paz Department | stream | S 17° 17′ 0'' | W 67° 34′ 0'' |
| 4039 | Río Ayaca
-18.640278-65.744131 | Bolivia, Potosí Department | stream | S 18° 38′ 25'' | W 65° 44′ 38'' |
| 4040 | Laguna Aventura
-16.0333333-60.4333333 | Bolivia, Santa Cruz Department | intermittent lake | S 16° 2′ 0'' | W 60° 26′ 0'' |
| 4041 | Quebrada Aurelio
-18.125735-64.813467 | Bolivia, Cochabamba | intermittent stream | S 18° 7′ 32'' | W 64° 48′ 48'' |
| 4042 | Quebrada Audrencia
-18.842837-64.809741 | Bolivia, Chuquisaca Department | intermittent stream | S 18° 50′ 34'' | W 64° 48′ 35'' |
| 4043 | Río Atoj Cueva
-17.0666667-66.6 | Bolivia, Cochabamba | stream | S 17° 4′ 0'' | W 66° 36′ 0'' |
| 4044 | Río Atocha
-20.792817-66.04065 | Bolivia, Potosí Department | stream | S 20° 47′ 34'' | W 66° 2′ 26'' |
| 4045 | Río Atén
-15.3333333-68.0 | Bolivia, La Paz Department | stream | S 15° 20′ 0'' | W 68° 0′ 0'' |
| 4046 | Río Atata
-18.3666667-66.5333333 | Bolivia, Potosí Department | stream | S 18° 22′ 0'' | W 66° 32′ 0'' |
| 4047 | Quebrada Atacama
-21.965391-66.637077 | Bolivia, Potosí Department | stream | S 21° 57′ 55'' | W 66° 38′ 13'' |
| 4048 | Río Asuvicito
-17.0833333-63.5166667 | Bolivia, Santa Cruz Department | stream | S 17° 5′ 0'' | W 63° 31′ 0'' |
| 4049 | Río Asunta
-17.5666667-68.6 | Bolivia, La Paz Department | stream | S 17° 34′ 0'' | W 68° 36′ 0'' |
| 4050 | Laguna Asuncion
-16.4833333-60.9166667 | Bolivia, Santa Cruz Department | intermittent lake | S 16° 29′ 0'' | W 60° 55′ 0'' |
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