| City | Region |
|---|
| ›Babadag | Tulcea› |
| ›Bacau | Bacau› |
| ›Bacova | Timis› |
| ›Baia Mare | Maramures› |
| ›Baicoi | Prahova› |
| ›Băiuţ | Maramures› |
| ›Balileşti | Arges› |
| ›Banloc | Timis› |
| ›Bardești | Mures› |
| ›Bârlad (Bîrlad) | Vaslui› |
| ›Bazoș | Timis› |
| ›Bazoșu Nou | Timis› |
| ›Beba Veche | Timis› |
| ›Becicherecu Mic | Timis› |
| ›Beclean | Bistrita-Nasaud› |
| ›Beiuș | Bihor› |
| ›Berbeşti | Vâlcea› |
| ›Beregsau Mare | Timis› |
| ›Beregsau Mic | Timis› |
| ›Berghin | Alba› |
| ›Berini | Timis› |
| ›Beștepe | Tulcea› |
| ›Biia | Alba› |
| ›Biled | Timis› |
| ›Birda | Timis› |
| ›Bistra | Alba› |
| ›Bistra | Maramures› |
| ›Bistra / Sighetu Marmatiei | Maramures› |
| ›Bistrita | Bistrita-Nasaud› |
| ›Blaj | Alba› |
| ›Blajova | Timis› |
| ›Blândiana | Alba› |
| ›Bodo | Timis› |
| ›Borşa | Maramures› |
| ›Botoşani | Botoşani› |
| ›Brad | Hunedoara› |
| ›Braila | Braila› |
| ›Braşov | Braşov› |
| ›Bretcu | Covasna› |
| ›Brezoi | Vâlcea› |
| ›Bucerdea-Granoasa | Alba› |
| ›Bucovat | Timis› |
| ›Bucureşti (Bucharest) | Bucuresti› |
| ›Budeşti | Maramures› |
| ›Budiu Mic | Mures› |
| ›Bulgaruș | Timis› |
| ›Buşteni | Prahova› |
| ›Buteni | Arad› |
| ›Butin | Timis› |
| ›Buzau | Buzau› |
| ›Buziaş | Timis› |
