Area Codes sa Haan
| Area Code▲ | Lungsod↕ | Namamahalang Rehiyon↕ | Populasyon ng Siyudad↕ | Bansa/Rehiyon | Oras ng Dako |
|---|---|---|---|---|---|
| 202 | Wuppertal | Hilagang Renania-Westfalia | 360,797 | Alemanya | Europe/Berlin |
| 2058 | Wuppertal | Hilagang Renania-Westfalia | 360,797 | Alemanya | Europe/Berlin |
| 2104 | Erkrath | Hilagang Renania-Westfalia | 47,815 | Alemanya | Europe/Berlin |
| 2129 | Haan | Hilagang Renania-Westfalia | 29,431 | Alemanya | Europe/Berlin |
Mga Kalapit na Siyudad
| Lungsod | Rehiyon | Bansa | Populasyon | Area Codes | Postal Code |
|---|---|---|---|---|---|
| Hilden | Hilagang Renania-Westfalia | Alemanya | 56,565 | 2103, 211, 212, 2129 | 40721, 40723, 40724 |
| Leichlingen | Hilagang Renania-Westfalia | Alemanya | 27,497 | 2175 | 42799 |
| Mettmann | Hilagang Renania-Westfalia | Alemanya | 39,550 | 2058, 2104 | 40822 |
| Solingen | Hilagang Renania-Westfalia | Alemanya | 164,359 | 2196, 212, 2103, 202 | 42651, 42653, 42655, 42657 |
| Wülfrath | Hilagang Renania-Westfalia | Alemanya | 22,355 | 2056, 2053, 2051, 2058 | 42489 |