Marinus Poststraat is een straat te Valkenburg in de gemeente Katwijk en is gelegen in de Nederlandse provincie Zuid-Holland.
| Postcode | Huisnummers |
|---|---|
| 2235 XB | 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 31, 29, 27, 25; |
| 2235 XC | 99, 97, 95, 93, 91, 89, 87, 85, 83, 81, 79, 77, 75, 73, 71, 109, 107, 105, 103, 101; |
| 2235 XG | 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70; |
| 2235 XE | 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 10, 12, 14, 16, 18, 20, 22, 24, 26; |
| 2235 XD | 2, 4, 6, 8; |
| 2235 XA | 1, 3, 5, 7, 9, 11, 13, 15, 17, 19; |