Area Codes sa Leidschendam
| Area Code▲ | Lungsod↕ | Namamahalang Rehiyon↕ | Populasyon ng Siyudad↕ | Bansa/Rehiyon | Oras ng Dako |
|---|---|---|---|---|---|
| 70 | The Hague | Provincie Zuid-Holland | 474,292 | Netherlands | Europe/Amsterdam |
Mga Kalapit na Siyudad
| Lungsod | Rehiyon | Bansa | Populasyon | Area Codes | Postal Code |
|---|---|---|---|---|---|
| Nootdorp | Provincie Zuid-Holland | Netherlands | — | 15 | 2631, 2632, 2645, 2641 |
| Stompwijk | Provincie Zuid-Holland | Netherlands | — | 71 | — |
| Voorburg | Provincie Zuid-Holland | Netherlands | 38,000 | 70 | 2271, 2272, 2273, 2274 |
| Voorschoten | Provincie Zuid-Holland | Netherlands | 22,468 | 71 | 2251, 2252, 2253, 2254 |
| Wassenaar | Provincie Zuid-Holland | Netherlands | 25,353 | 70 | 2241, 2242, 2243, 2244 |