Area Codes in Tehran
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 21 | Tehran | Tehran Province | 7,153,309 | Iran | Asia/Tehran |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Chahardangeh | Tehran Province | Iran | — | 232 | — |
| Deh-e Nārmak | Tehran Province | Iran | — | 352 | — |
| Shahrak-e Resalat | Tehran Province | Iran | — | 312, 842 | — |
| Tehrānpārs | Tehran Province | Iran | — | 448 | — |
| Vanak | Tehran Province | Iran | — | 322 | — |