| Postal Code | 051043 |
| Postal Code Name | Bucharest |
| Province | Bucharest Municipality |
| Municipality | Municipiul București |
| Timezone | Eastern European Time (EET) |
| Adjacent Postal Codes | 051042 051044 051047 051048 051049 051051 051071 051072 051073 051074 051075 051076 051077 051078 051079 051081 051082 051083 051084 051085 051086 051087 051088 |