Template:Subdivisions of Ontario

Census Divisions of Ontario
Counties of Ontario: Bruce \| Dufferin \| Elgin \| Essex \| Frontenac \| Grey \| Haliburton \| Hastings \| Huron \| Lambton \| Lanark \| Leeds and Grenville \| Lennox and Addington \| Middlesex \| Northumberland \| Perth \| Peterborough \| Prescott and Russell \| Renfrew \| Simcoe \| Stormont, Dundas and Glengarry \| Wellington
Regional Municipalities of Ontario: Durham \| Halton \| Muskoka \| Niagara \| Oxford \| Peel \| Waterloo \| York
Single Tier Municipalities of Ontario: Brant \| Brantford \| Chatham-Kent \| Greater Sudbury \| Haldimand \| Hamilton \| Kawartha Lakes \| Norfolk \| Ottawa \| Prince Edward \| Toronto
Separated municipalities - Historic counties of Ontario
Districts of Ontario: Algoma \| Cochrane \| Kenora \| Manitoulin \| Nipissing \| Parry Sound \| Rainy River \| Sudbury \| Thunder Bay \| Timiskaming

Census Divisions of Ontario
Counties of Ontario: Bruce \| Dufferin \| Elgin \| Essex \| Frontenac \| Grey \| Haliburton \| Hastings \| Huron \| Lambton \| Lanark \| Leeds and Grenville \| Lennox and Addington \| Middlesex \| Northumberland \| Perth \| Peterborough \| Prescott and Russell \| Renfrew \| Simcoe \| Stormont, Dundas and Glengarry \| Wellington
Regional Municipalities of Ontario: Durham \| Halton \| Muskoka \| Niagara \| Oxford \| Peel \| Waterloo \| York
Single Tier Municipalities of Ontario: Brant \| Brantford \| Chatham-Kent \| Greater Sudbury \| Haldimand \| Hamilton \| Kawartha Lakes \| Norfolk \| Ottawa \| Prince Edward \| Toronto
Separated municipalities - Historic counties of Ontario
Districts of Ontario: Algoma \| Cochrane \| Kenora \| Manitoulin \| Nipissing \| Parry Sound \| Rainy River \| Sudbury \| Thunder Bay \| Timiskaming