- Wadena
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- Walcott
- Walford
- Walker
- Wall Lake
- Wallingford
- Walnut
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- Washburn
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- Watkins
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- Waverly
- Wayland
- Webb
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- Webster City
- Weldon
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- Welton
- Wesley
- West Amana
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- Westphalia
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- Willey
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- Williamsburg
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- Williamson
- Wilton
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- Winfield
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- Winthrop
- Wiota
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- Worthington
