| Sr. No. | City |
|---|---|
| 526 | WITTERSWIL |
| 527 | WOHLEN |
| 528 | WOLFWIL |
| 529 | WOLHUSEN |
| 530 | WOLLERAU |
| 531 | WORB |
| 532 | WUENNEWIL-FLAMATT |
| 533 | WUERENLINGEN |
| 534 | WUERENLOS |
| 535 | WYNIGEN |
| 536 | YVERDON-LES-BAINS |
| 537 | ZEININGEN |
| 538 | ZERMATT |
| 539 | ZIHLSCHLACHT |
| 540 | ZIZERS |
| 541 | ZOFINGEN |
| 542 | ZOLLIKON |
| 543 | ZUCHWIL |
| 544 | ZUFIKON |
| 545 | ZUG |
| 546 | ZURICH |
| 547 | ZUZWILL |
| 548 | ZWEISIMMEN |