| Sr. No. | City |
|---|---|
| 501 | VIRA (GAMBAROGNO) |
| 502 | VISP |
| 503 | VISPERTERMINEN |
| 504 | VOUVRY |
| 505 | WAEDENSWIL |
| 506 | WAENGI |
| 507 | WALD |
| 508 | WALDKIRCH |
| 509 | WALENSTADT |
| 510 | WALLISELLEN |
| 511 | WATTWIL |
| 512 | WEGGIS |
| 513 | WEIER IM EMMENTAL |
| 514 | WEINFELDEN |
| 515 | WELSCHENROHR |
| 516 | WETTINGEN |
| 517 | WETZIKON |
| 518 | WIDNAU |
| 519 | WIESENDANGEN |
| 520 | WIL (SG) |
| 521 | WILDEGG |
| 522 | WILEN BEI WOLLERAU |
| 523 | WILLISAU |
| 524 | WINTERTHUR |
| 525 | WITTENBACH |