| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|
| 5225 | Bielefeld | North Rhine-Westphalia | 331,906 | Germany | Europe/Berlin |
| 5226 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5402 | Bissendorf | Lower Saxony | 14,402 | Germany | Europe/Berlin |
| 5409 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5422 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5425 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5427 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5428 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5429 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5742 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |
| 5746 | Melle, Germany | Lower Saxony | 46,514 | Germany | Europe/Berlin |