- Willowbrook, Illinois1
- Wilmette, Illinois1
- Wilmington, Illinois1
- Wilton Center, Illinois1
- Winfield, Illinois1
- Winnetka, Illinois1
- Winthrop Harbor, Illinois1
- Wisconsin1
- Wonder Lake, Illinois1
- Wood Dale, Illinois1
- Woodridge, Illinois1
- Woodstock, Illinois1
- Yorkville, Illinois1
- Zion, Illinois1