| Code | Name | Region |
|---|---|---|
| ROBUL | Baiculesti | AG |
| ROBTD | Baile Tusnad | |
| ROBL3 | Balaciu | VL |
| RO | ||
| ROABM | Abram | |
| ROABR | Abrud | AB |
| ROATI | Acatari | MS |
| ROADJ | Adjud | VN |
| ROADC | Adunatii-copaceni | GR |
| ROAMI | Afumati | |
| ROAGI | Agigea | CT |
| ROATM | Aita Mare | CV |
| ROAID | Aiud | AB |
| ROALI | Alba Iulia | AB |
| ROALB | Albesti | MS |
| ROALD | Alesd | BH |
| ROALX | Alexandria | TR |
| ROACB | Alexandru Cel Bun |