Area Codes sa Iserlohn
| Area Code▲ | Lungsod↕ | Namamahalang Rehiyon↕ | Populasyon ng Siyudad↕ | Bansa/Rehiyon | Oras ng Dako |
|---|---|---|---|---|---|
| 2304 | Dortmund | Hilagang Renania-Westfalia | 588,462 | Alemanya | Europe/Berlin |
| 2352 | Iserlohn | Hilagang Renania-Westfalia | 97,910 | Alemanya | Europe/Berlin |
| 2371 | Iserlohn | Hilagang Renania-Westfalia | 97,910 | Alemanya | Europe/Berlin |
| 2374 | Iserlohn | Hilagang Renania-Westfalia | 97,910 | Alemanya | Europe/Berlin |
| 2378 | Fröndenberg | Hilagang Renania-Westfalia | 22,964 | Alemanya | Europe/Berlin |
Mga Kalapit na Siyudad
| Lungsod | Rehiyon | Bansa | Populasyon | Area Codes | Postal Code |
|---|---|---|---|---|---|
| Altena | Hilagang Renania-Westfalia | Alemanya | 20,862 | 2352, 2351 | 58762 |
| Fröndenberg | Hilagang Renania-Westfalia | Alemanya | 22,964 | 2378, 2303, 2373, 2377 | 58730 |
| Hemer | Hilagang Renania-Westfalia | Alemanya | 37,502 | 2372 | 58675 |
| Menden | Hilagang Renania-Westfalia | Alemanya | 58,451 | 2379, 2373, 2378 | — |
| Nachrodt-Wiblingwerde | Hilagang Renania-Westfalia | Alemanya | 6,860 | 2334, 2352 | 58769 |