| City | Administrative Division | Country | |
| Bull River Valley | British Columbia | Canada | |
| Bullard | Texas | United States | |
| Bulleen | Victoria | Australia | |
| Buochs | Nidwalden | Switzerland | |
| Burbank | California | United States | |
| Burbank | Illinois | United States | |
| Bürchau | Baden-Württemberg | Germany | |
| Burchetts Green | England | United Kingdom | |
| Burlingame | California | United States | |
| Burlington | Ontario | Canada | |
| Burlington | Vermont | United States | |
| Burlington | Massachusetts | United States | |
| Burnaby | British Columbia | Canada | |
| Burnsville | North Carolina | United States | |
| Burnt River | Ontario | Canada | |
| Burntcoat | Nova Scotia | Canada | |
| Burr Ridge | Illinois | United States | |
| Burswood | Western Australia | Australia | |
| Burtonsville | Maryland | United States | |
| Busan | South Gyeongsang | South Korea | |
| Bushkill | Pennsylvania | United States | |
| Byron | Minnesota | United States | |
| Byron Bay | NSW | Australia | |
