| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|
| 30 | Berlin | Berlin | 3,426,354 | Germany | Europe/Berlin |
| 33762 | Königs Wusterhausen | Brandenburg | 32,513 | Germany | Europe/Berlin |
| 3379 | Schönefeld | Brandenburg | 12,015 | Germany | Europe/Berlin |