Area Codes in Karlsruhe
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 721 | Karlsruhe | Baden-Württemberg | 283,799 | Germany | Europe/Berlin |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Eggenstein-Leopoldshafen | Baden-Württemberg | Germany | 15,189 | 721, 7247 | 76344 |
| Ettlingen | Baden-Württemberg | Germany | 38,942 | 7243 | 76275 |
| Rheinstetten | Baden-Württemberg | Germany | 20,378 | 7242, 721 | 76287 |
| Stutensee | Baden-Württemberg | Germany | — | 7244, 721, 7249 | — |
| Waldbronn | Baden-Württemberg | Germany | — | 7243 | — |