Poelven is een straat te Castricum in de gemeente Castricum en is gelegen in de Nederlandse provincie Noord-Holland.
| Postcode | Huisnummers |
|---|---|
| 1901 HD | 1a, 1, 3a, 3, 5a, 5, 7a, 7, 9a, 9, 11a, 11, 13a, 13, 15a, 15, 17a, 17, 19a, 19, 21a, 21, 23a, 23, 25a, 25; |
| 1901 HE | 27a, 27, 29a, 29, 31a, 31, 33a, 33, 35a, 35, 37a, 37, 39a, 39, 41a, 41, 43, 45, 47a, 47, 49; |
| 1901 HG | 2a, 2, 4a, 4, 6a, 6, 8a, 8, 10a, 10, 12a, 12, 14a, 14, 16a, 16, 18a, 18, 20a, 20, 22a, 22, 24a, 24, 26a, 26, 28, 30a, 30; |
| 1901 HH | 32a, 32, 34a, 34, 36a, 60, 60a, 58, 58a, 56, 56a, 54, 54a, 52, 52a, 50, 50a, 48, 48a, 46, 44, 44a, 42, 40, 40a, 38, 38a, 36; |