Klopsteen is een straat te 's-Gravenhage in de gemeente 's-Gravenhage en is gelegen in de Nederlandse provincie Zuid-Holland.
| Postcode | Huisnummers |
|---|---|
| 2496 SL | 9, 11, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41; |
| 2496 SM | 8, 10, 16, 18, 20, 22, 24, 74, 76, 72, 70, 68, 66, 64, 62, 60, 58, 56, 54, 52, 50, 48, 46, 44, 42, 40, 38, 36, 34, 32, 30, 28, 26; |