| Postal Code | 040055 |
| Postal Code Name | Bucharest |
| Province | Bucharest Municipality |
| Municipality | Municipiul București |
| Timezone | Eastern European Summer Time (EEST) |
| Adjacent Postal Codes | 040054 040063 040064 040065 040066 040067 040068 040069 040071 040073 040074 041207 041208 041211 041214 041215 041216 041223 041224 041225 041226 |