W
- Waba
- Wabigoon
- Wabos
- Wabozominissing
- Waddington Beach
- Wade's Landing
- Wagarville
- Wagram
- Wahawin
- Wahnapitae
- Wahnapitae First Nation
- Wahta Mohawk Territory
- Wahwashkesh Lake
- Wainfleet
- Waldau
- Waldemar
- Walden
- Walford
- Waker Woods
- Walkers
- Walkers Point
- Walkerton
- Walkerville
- Wallace, Nipissing District
- Wallace, Perth County
- Wallaceburg
- Wallace Point
- Wallbridge
- Wallenstein
- Walls
- Walnut
- Walpole Island
- Walsh
- Walsingham
- Walters Falls
- Walton
- Waneeta Beach
- Wanikewin
- Wanstead
- Wanup
- Warburton
- Ward
- Wardsville
- Wareham
- Warina
- Warings Corner
- Warkworth
- Warminster
- Warner
- Warren
- Warsaw
- Wartburg
- Warwick
- Wasaga Beach
- Washagami
- Washago
- Washburn
- Washburn Island
- Washburns Corners
- Washington
- Wasing
- Watercombe
- Waterdown
- Waterfall
- Waterford
- Waterloo
- Waterton
- Watford
- Watsons
- Watsons Corners
- Wattenwyle
- Waterson Corners
- Waubamik
- Waubaushene
- Waubuno
- Waudby
- Waupoos
- Waupoos East
- Waupoos Island
- Wavecrest
- Wavell
- Waverley
- Waverley Beach
- Wawa
- Wayside
- Webbwood
- Webequie First Nation
- Welbeck
- Welcome
- Welland
- Wellesley
- Wellington
- Wellington North
- Wendake Beach
- Wendover
- Werner Lake
- Weslemkoon
- Wesley
- West Corners
- West Essa
- West Guilford
- West Huntingdon
- West Huntingdon Station
- West Lake
- West Lorne
- Westmeath
- Westminster, Middlesex County
- Westminster, Prescott and Russell United Counties
- West McGillivray
- West Montrose
- Westport
- Westview
- Westwood
- Wharncliffe
- Wheatley
- Whitby
- Whitchurch–Stouffville
- White River
- Whitestone
- Whitfield
- Whitney
- Whittington
- Wiarton
- Wick
- Wicklow
- Wilberforce
- Wilcox Corners
- Wildwood
- Wilfrid
- Wilkinson
- Williamsburg
- Williamsford
- Williamsport
- Williamstown
- Williscroft
- Willowbank
- Wilmot Creek
- Wilsonville
- Wilstead
- Wilton
- Winchester
- Windermere
- Windham Centre
- Windsor
- Wingham
- Winisk
- Winona
- Winslow
- Wisawasa
- Wodehouse
- Woito
- Wolftown
- Wolseley
- Woodbridge
- Woodington
- Woodrous
- Woods
- Woods Bay
- Woodslee
- Woodstock
- Woodville
- Woodward Station
- Wooler
- Wrightmans Corners
- Wroxeter
- Wyebridge
- Wyecombe
- Wyevale
- Wyoming
Read more about this topic: List Of Communities In Ontario