Elftkolk is een straat te Zwolle in de gemeente Zwolle en is gelegen in de Nederlandse provincie Overijssel.
| Postcode | Huisnummers |
|---|---|
| 8017 NX | 21, 23, 25, 27, 29, 31, 33, 35, 19, 17, 15, 13, 11, 9, 7, 5, 3, 1; |
| 8017 NW | 26, 26T 1, 24, 22, 20, 18, 16, 14, 12, 10, 8, 6, 4, 2; |