Er bestaan 4 plaatsen met de naam Lac Castonguay in Canada.
Alle plaatsen in de wereld die "Lac Castonguay" heten.
Wellington (4)
Windsor (4)
Westport (3)
Milton (3)
Richmond (3)
Benton (3)
Saint Andrews (3)
Selkirk (3)
Tracadie (3)
Kingston (3)
Victoria (3)
Havelock (3)
Centreville (3)
Sidney (3)
Borden (3)
Princeton (3)
Beaver (2)
Cambridge (2)
Cornwall (2)
Enterprise (2)
Hebron (2)
Lockeport (2)
Newcastle (2)
Roblin (2)
Sandy Lake (2)
Sydney (2)
Abbotsford (2)
Bissett (2)
Charlottetown (2)
Delta (2)