A house number extension is required to deal with appartments or other addresses sharing the same front door.
| label | House number extension (houseNumberExtension) |
| Title | House number extension (houseNumberExtension) |
| definition | A house number extension is required to deal with appartments or other addresses sharing the same front door. |
| Description | |
| has internal identifier | houseNumberExtension |
| sample | |
| http://www.w3.org/ns/adms#versionNotes | |
| Is Part Of | FSB Canonical Data Model PersonServices |