Deckerstraat is een straat te Haarlem in de gemeente Haarlem en is gelegen in de Nederlandse provincie Noord-Holland.
| Postcode | Huisnummers |
|---|---|
| 2023 DP | 1, 3, 5, 7, 9, 11, 13, 15, 17, 39, 33, 31, 29, 27, 25, 23, 21, 19; |
| 2023 DR | 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 28, 26, 24, 22, 20, 18, 16, 14, 12 ZW, 12 RD, 10, 8, 6, 4, 2; |