The Area Codes of Luxembourg:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Walferdange | 2733 |
| 2. | Walferdange | 33 |
| 3. | Walferdange | 2433 |
| 4. | Walferdange | 2633 |
| 5. | Wasserbillig | 2674 |
| 6. | Wasserbillig | 2774 |
| 7. | Wasserbillig | 74 |
| 8. | Wasserbillig | 2474 |
| 9. | Weicherdange | 2721 |
| 10. | Weicherdange | 21 |
| 11. | Weicherdange | 2421 |
| 12. | Weicherdange | 2621 |
| 13. | Wiltz | 2695 |
| 14. | Wiltz | 2795 |
| 15. | Wiltz | 95 |
| 16. | Wiltz | 2495 |
| 17. | Windhof/Steinfort | 2739 |
| 18. | Windhof/Steinfort | 39 |
| 19. | Windhof/Steinfort | 2439 |
| 20. | Windhof/Steinfort | 2639 |
| 21. | Wormeldange | 2676 |
| 22. | Wormeldange | 2776 |
| 23. | Wormeldange | 76 |
| 24. | Wormeldange | 2476 |