Offenbachstraat is een straat te Castricum in de gemeente Castricum en is gelegen in de Nederlandse provincie Noord-Holland.
| Postcode | Huisnummers |
|---|---|
| 1901 XN | 6, 8, 10, 12, 14, 16, 4, 2, 18, 20, 22; |
| 1901 XL | 63, 61, 59, 57, 55, 53, 51, 49, 47, 45, 43, 41, 39, 37, 35, 33, 31, 29, 27, 25, 23, 21; |
| 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; |