Orte im PLZ Bereich 50xxx
Zone 1 = (grün)
Zone 2 = (gelb)
Zone 3 = (blau)
| PLZ | Zone | Ort |
| 50126 | 1 | Bergheim |
| 50127 | 1 | Bergheim |
| 50129 | 1 | Bergheim |
| 50169 | 1 | Kerpen |
| 50170 | 1 | Kerpen |
| 50171 | 1 | Kerpen |
| 50181 | 1 | Bedburg |
| 50189 | 1 | Elsdorf |
| 50226 | 1 | Frechen |
| 50259 | 1 | Pulheim |
| 50321 | 1 | Brühl |
| 50354 | 1 | Hürth |
| 50374 | 1 | Erftstadt |
| 50389 | 1 | Wesseling |
| 50667 | 1 | Köln |
| 50668 | 1 | Köln |
| 50670 | 1 | Köln |
| 50672 | 1 | Köln |
| 50674 | 1 | Köln |
| 50676 | 1 | Köln |
| 50677 | 1 | Köln |
| 50678 | 1 | Köln |
| 50679 | 1 | Köln |
| 50733 | 1 | Köln |
| 50735 | 1 | Köln |
| 50737 | 1 | Köln |
| 50739 | 1 | Köln |
| 50765 | 1 | Köln |
| 50767 | 1 | Köln |
| 50769 | 1 | Köln |
| 50823 | 1 | Köln |
| 50825 | 1 | Köln |
| 50827 | 1 | Köln |
| 50829 | 1 | Köln |
| 50858 | 1 | Köln |
| 50859 | 1 | Köln |
| 50931 | 1 | Köln |
| 50933 | 1 | Köln |
| 50935 | 1 | Köln |
| 50937 | 1 | Köln |
| 50939 | 1 | Köln |
| 50968 | 1 | Köln |
| 50969 | 1 | Köln |
| 50996 | 1 | Köln |
| 50997 | 1 | Köln |
| 50999 | 1 | Köln |