Ko Arnoldistraat is een straat te Hengelo in de gemeente Hengelo en is gelegen in de Nederlandse provincie Overijssel.
| Postcode | Huisnummers |
|---|---|
| 7558 TX | 19, 21, 23, 25, 27, 29, 31, 33, 35, 17, 15, 13, 11, 9, 7, 5, 3, 1; |
| 7558 TW | 34, 32, 30, 28, 26, 24, 20, 18, 16, 14, 12, 10, 8, 6, 4; |