De Leijen is een straat te Drachten in de gemeente Smallingerland en is gelegen in de Nederlandse provincie Friesland.
| Postcode | Huisnummers |
|---|---|
| 9202 VG | 20, 22, 24, 26, 28, 30, 18, 16, 14, 12, 10, 8, 6, 4; |
| 9202 VE | 31, 29, 27, 25, 23, 21, 19, 17, 15, 13, 11, 9, 7, 5, 3, 1; |