| Judet | Indicativ | Prefix |
| Alba | AB | 0258 |
| Arad | AR | 0257 |
| Arges | AG | 0248 |
| Bacau | BC | 0234 |
| Bihor | BH | 0259 |
| Bistrita Nasaud | BN | 0263 |
| Botosani | BT | 0231 |
| Braila | BR | 0239 |
| Brasov | BV | 0268 |
| Bucuresti | B | 021 |
| Buzau | BZ | 0238 |
| Calarasi | CL | 0242 |
| Caras-Severin | 0255 | |
| Cluj | CJ | 0264 |
| Constanta | CT | 0241 |
| Covasna | CV | 0267 |
| Dambovita | DB | 0245 |
| Dolj | DJ | 0251 |
| Galati | GL | 0236 |
| Giurgiu | GR | 0246 |
| Gorj | GJ | 0253 |
| Harghita | HR | 0266 |
| Hunedoara | HD | 0254 |
| Ialomita | IL | 0243 |
| Iasi | IS | 0232 |
| Ilfov | IF | 021 |
| Maramures | MM | 0262 |
| Mehedinti | MH | 0252 |
| Mures | MS | 0265 |
| Neamt | NT | 0233 |
| Olt | OT | 0249 |
| Prahova | PH | 0244 |
| Salaj | SJ | 0260 |
| Satu Mare | SM | 0261 |
| Sibiu | SB | 0269 |
| Suceava | SV | 0230 |
| Teleorman | TR | 0247 |
| Timis | TM | 0256 |
| Tulcea | TL | 0240 |
| Valcea | VL | 0250 |
| Vaslui | VS | 0235 |
| Vrancea | VN | 0237 |