| Postal Code | 178 93 |
| Postal Code Name | Drottningholm |
| County | Stockholm County |
| Municipality | Ekerö Municipality |
| Timezone | Central European Time (CET) |
| Adjacent Postal Codes | 127 30 127 31 127 32 127 41 127 46 129 39 129 40 165 62 165 65 165 71 167 63 167 65 167 71 167 76 168 41 168 44 168 52 178 30 178 31 178 32 178 51 179 75 179 95 |