Mai hivatalos név
| Ország | Névváltozatok
|
| Burrel, Burreli | AL | |
| Burreli ld. Burrel | | |
| Bursa | TR | †Brusa |
| Busiasch ld. Buziaş | | |
| Busovača / Буcoвaчa | BH | |
| Buşteni | RO | |
| Buštino ld. Buštyna | | |
| Bustyaháza ld. Buštyna | | |
| Buštyna / Буштинa | UKR | Bustyaháza [MA -1918, 1939-44]; Buštino [CS/SLK 1918-1939, 1944-1945]; Buštino / Буштинo [rut. 1939-1944]; Buštyna / Буштынa [OR 1945-1991] |
| Bütow ld. Bytów | | |
| Butrint, Butrinti | AL | Vuthroton / Bouθrwton [GR 1915-23]; Butrinto [OL 1939-43] |
| Butrinti ld. Butrint | | |
| Butrinto ld. Butrint | | |
| Büyükdere ld. Sarıyer | | |
| Buza | RO | Buza [MA -1918, 1940-1944] |
| Buzău | RO | Bodza [ma.] |
| Buzet | HR | Pinguente [VE -1797, OL 1919-1947] |
| Buziaş | RO | Busiasch [AU -1867]; Buziásfürdő [MA -1918] |
| Buziásfürdő ld. Buziaş | | |
| Bužim / Бужим | BH | |
| Bychaů / Быхaў | BEL | Stary Bychów [LEN -1772]; Bychov / Быхoв [OR 1772-1924] |
| Bychov ld. Bychaů | | |
| Byczyna Kluczborska | LEN | †Byczyna; Pitschen [NM -1945] |
| Bydgoszcz | LEN | Bromberg [NM 1772-1807, 1815-1918, 1939-1945]; Bromberg [ji.] |
| Bykovèc ld. Bucovăţi | | |
| Bystré | SLK | Tapolybeszterce, †Bisztra [MA -1918] |
| Bystřice | CS | Bistritz [AU -1918]; Bistritz O/S [NM 1939-1945]; Bystrzyca nad Olżą [LEN 1918-1919, 1938-1939] |
| Bystřice v Kladsku ld. Bystrzyca Kłodzka | | |
| Bystrzyca Kłodzka | LEN | Habelschwerdt [NM -1945]; Bystřice v Kladsku [cs.] |
| Bystrzyca nad Olżą ld. Bystřice | | |
