Kortestreek is een straat te Lemmer in de gemeente De Fryske Marren en is gelegen in de Nederlandse provincie Friesland.
| Postcode | Huisnummers |
|---|---|
| 8531 JG | 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 18, 18A, 17, 16, 15, 14, 14A; |
| 8531 JE | 13, 13D, 13C, 13B, 13A, 12, 11, 11A, 10, 9, 8, 7, 6, 5, 4, 3, 3A; |