Illinois : W
- Wadsworth (2)
- Walnut (1)
- Warrensburg (1)
- Warrenville (2)
- Warsaw (1)
- Wasco (1)
- Washington (17)
- Wataga (1)
- Waterloo (2)
- Waterman (1)
- Watseka (2)
- Wauconda (7)
- Waukegan (29)
- Wenona (1)
- West Chicago (27)
- West Frankfort (4)
- West Union (3)
- Westchester (9)
- Western Springs (2)
- Westfield (1)
- Westmont (13)
- Wheaton (9)
- Wheeling (11)
- White Hall (2)
- Whittington (2)
- Willisville (1)
- Willow Springs (2)
- Wilmette (8)
- Wilmington (5)
- Windsor (1)
- Winfield (5)
- Winnetka (6)
- Winslow (1)
- Winthrop Harbor (1)
- Wonder Lake (1)
- Wood Dale (6)
- Wood River (9)
- Woodhull (2)
- Woodridge (5)
- Woodstock (3)
- Worth (6)
- Wyanet (1)
