| Wa |
Upper West (Ghana) |
| Wabag |
Enga (Papua New Guinea) |
| Wakefield |
West Yorkshire (England) |
| Warsaw |
Poland |
| Warwick |
Warwickshire (England) |
| Washington DC |
United States of America |
| Waterford |
Waterford (Republic of Ireland) |
| Wau |
Bahr al-Ghazal (Sudan) |
| Wavre |
Brabant (Walloon) |
| Wellington |
New Zealand |
| West Island |
Cocos (aka Keeling Islands) (Australia) |
| Wete |
Pemba North (Tanzania) |
| Wewak |
East Sepik (Papua New Guinea) |
| Wexford |
Wexford (Republic of Ireland) |
| Whangarei |
Northland (New Zealand) |
| Whitehorse |
Yukon Territory (Canada) |
| Wicklow |
Wicklow (Republic of Ireland) |
| Wiesbaden |
Hessen (Germany) |
| Willemstad |
Curacao (Netherland Antilles) |
| Willemstad |
Netherlands Antilles |
| Winchester |
Hampshire (England) |
| Windhoek |
Khomas (Namibia) |
| Windhoek |
Namibia |
| Winnipeg |
Manitoba (Canada) |
| Wonson |
Kangwon-do (North Korea) |
| Worcester |
Hereford and Worcester (England) |
| Wuhan |
Hubei (China) |
