Kostersgaarden is een straat te Losser in de gemeente Losser en is gelegen in de Nederlandse provincie Overijssel.
| Postcode | Huisnummers |
|---|---|
| 7581 AC | 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 55, 57, 61, 63, 65, 67, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 3, 1, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101; |