| Postal Code | 051871 |
| Postal Code Name | Bucharest |
| Province | Bucharest Municipality |
| Municipality | Municipiul București |
| Timezone | Eastern European Summer Time (EEST) |
| Adjacent Postal Codes | 051866 051867 051868 051869 052323 052325 052329 052359 052361 052362 052363 052368 052453 052454 052463 052465 052471 052472 052493 052494 052619 |