Offenbachstraat is een straat te Castricum in de gemeente Castricum en is gelegen in de Nederlandse provincie Noord-Holland.
| Postcode | Huisnummers |
|---|---|
| 1901 XL | 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63; |
| 1901 XN | 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22; |
| 1901 XM | 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109; |
| 1901 XK | 1, 3, 5, 7, 9, 11, 13, 15, 17, 19; |