Regions of South Sudan
- Chaghari
- Khor Bwow
- Bwon Ngera
- Bwom
- Bwoda
- Bwoba
- Khor Bwob
- Bwell
- Khor Bwabei
- Buthi
- Buthalor
- Jebel Busu
- River Busseri
- Bushayr
- Burut
- Burugila
- Jabal Buru
- Burtiit
- Burthoiny
- Bursa Rapids
- Borr
- Borr
- Buron
- Burko
- Wādī Burjojoto
- Buriol
- Buring
- Burich
- Buri
- Buri
- Burbur
- Burbok
- Burawa
- Buragwa
- Bura
- Bura
- Bura
- Buothgark
- Buong
- Buong
- Buolboin
- Buol
- Jebel Bunkuku
- Bungo
- Bungaru
- Bundukia
- Bundukki
- Bundagora
- Bunagok
- Bumma
- Bumadol
- Bum
- Bulriah
- Bulli Island
- Bulla
- Buliet
- Bulbuong
- Bulbil
- Bulai Koije
- Bul
- Bool
- Bul
- Buko
- Bukita
- Bu Kieny
- Bukba
- Buka
- Buk
- Khor Buinn
- Buingfor
- Buingfiort
- Bughira Hills
- Bufi
- Buffalo Cape
- Budwot
- Budi
- Buda
- Khor Bubu
- Buboli
- Bua
- Brugo
- Boyar
- Boya Hills
- Both
- Both
- Bornu
- Bo River
- Borichadi
- Boriak
- Borgnaab
- Khor Borghai
- Boreel
- Bor Dinka
- Borawil
- Borajoth
- Borah
- Bora
- Bora
- Bor
- Bor
- Bop
- Bonje
- Bongwil
- Khor Bongo
- Bongo
- Bongo
- Bongo
- Bongak
- Bondas
- Bon Bek
- River Boma
- Boma
- Bol Thi
- Bolo Kolik
- Bologna
- Bolo
- Bolich
- Boli
- Bol Dit
- Jabal Bolanda
- Bol
- Bol
- Bol
- Bol
- Bol
- Bol
- Bokuna
- Bokko
- Bokko
- Bojo-Ajut
- Boing
- Boigniate
- Boi Attar
- Bogora
- Khor Bodo
- Khor Bodo
- Bodial
- Khor Bobor
- Bobolein
- Boara
- Biyara
- Biu
- Biu
- Biti
- Bita
- Bisellia
- Birshi
- Khor Birri
- Bi’r Qurūd
- Jabal Biring
- River Biri
- Biri
- Biri
- Bir Di
- Khor Birambiri
- Bira
- Bior Arbit
- Biong Ayer
- Bingo
- Binawaw
- Bin
- Bimachuk
- Bilmogga
- Billing
- Billing
- Jabal Biliniang
- Jabal Bilamo
- Bilal Matar
- Bilāl
- Bilaiwal
- Bilait
- Bil
- Bil
- River Biki
- Biim
- Khor Biem Rom
- Biem
- Biem
- Biem
- Bielli
- Biel
- River Bibi
- River Bibi
- Jabal Bibi
- Bibi
- Khor Bibban
- Biau
- Biarubo
- Biar
- Biar
- Jabal Betingau
- Berku
- Berinya
- Beringwa
- Beringi
- Beringi
- Beringi
- Berboi
- Berboi
- Bera