Cities and Communities in Southern Ontario
(check also Northern Ontario)
| Waba | Washington | West Nipissing | Wilstead |
| Wabash | Wasing | Westbrook | Wilton |
| Wade's Landing | Waterdown | Westmeath | Winchester |
| Wagarville | Waterford | Westover | Winchester Springs |
| Wahnapitae | Waterloo | Westport | Windermere |
| Wahnekewaning Beach | Waterton | Whalen Corners | Windham Centre |
| Wahwashkesh | Watford | Wheatley | Windsor |
| Wainfleet | Waubamik | Whitby | Windward Sands |
| Waldemar | Waubaushene | Whitchurch-Stouffville | Winger |
| Walden | Waupoos | White Lake | Wingham |
| Walford | Waverley | Whitechurch | Winona |
| Walkers Point | Webbwood | Whitefish | Winterbourne |
| Walkerton | Welcome | Whitefish Falls | Winthrop |
| Wallace | Welland | Whitefish Lake | Wiseman's Corners |
| Wallaceburg | Wellandport | Whitestone | Wolfe Island |
| Wallacetown | Wellburn | Whitevale | Wolseley Bay |
| Wallenstein | Wellesley | Whitney | Wolverton |
| Walpole Island | Wellington | Wiarton | Woodbridge |
| Walsh | Wellman | Wicklow | Woodburn |
| Walsingham | Wemyss | Wikwemikong | Woodford |
| Walters Falls | Wendake Beach | Wikwemikonsing | Woodham |
| Walton | Wendover | Wilberforce | Woodington |
| Wanup | Weslemkoon | Wilcox Lake | Woodland Beach |
| Warburton | Wesley Corner | Wildfield | Woods Bay |
| Wardsville | West Arm | Wilfrid | Woodstock |
| Warina | West Bay | Wilkesport | Woodview |
| Warkworth | West Elgin | Williamsburg | Woodville |
| Warminster | West Flamborough | Williamsford | Wooler |
| Warren | West Gravenhurst | Williamstown | Worthington |
| Warsaw | West Guilford | Willisville | Wroxeter |
| Wartburg | West Lake | Willow Beach | Wyebridge |
| Warwick | West Lorne | Willow Grove | Wyevale |
| Wasaga Beach | West McGillivray | Wilno | Wymbolwood Beach |
| Washago | West Montrose | Wilsonville | Wyoming |