Ontario Regionalgemeinden – Regional municipalities

Durham (Ajax, Brock, Clarington, Oshawa, Pickering, Scugog, Uxbridge, Whitby)

Halton (Burlington, Halton Hills, Milton, Oakville)

Muskoka (Bracebridge, Georgian Bay, Gravenhurst, Huntsville, Lake of Bays, Muskoka Lakes)

Niagara (Allanburg, Fort Erie, Grimsby, Lincoln, Niagara-on-the-Lake, Niagara Falls, Pelham, Port Colborne, St. Catharines, Thorold, Wainfleet, Welland, West Lincoln)

Oxford (City of Woodstock, Town of Ingersoll, Town of Tillsonburg, Township of Blandford-Blenheim, Township of East Zorra-Tavistock, Township of Norwich, Township of South-West Oxford, Township of Zorra)

Peel (Brampton, Caledon, Mississauga)

Waterloo (Cambridge, Kitchener, North Dumfries, Waterloo, Wellesley, Wilmot, Woolwich)

York (Aurora, East Gwillimbury, Georgina, King, Markham, Newmarket, Richmond Hill, Vaughan, Whitchurch-Stouffville)