English: Public Regions Sub-regions 1 Windsor - Essex - Chatham-Kent a) Windsor - Leamington - Essex County b) Chatham-Kent - Rondeau Park 2 Elgin a) Rodney - Shedden - Western Elgin County b) St Thomas - Aylmer - Eastern Elgin County 3 Simcoe - Delhi - Norfolk Simcoe - Delhi - Norfolk 4 Dunnville - Caledonia - Haldimand Dunnville - Caledonia - Haldimand 5 Niagara a) Niagara Falls - Welland - Southern Niagara Region b) St Catharines - Grimsby - Northern Niagara Region 6 Sarnia - Lambton a) Sarnia - Petrolia - Western Lambton County b) Watford - The Pinery Park - Eastern Lambton County 7 London - Middlesex a) Strathroy - Komoka - Western Middlesex County b) London - Parkhill - Eastern Middlesex County 8 Oxford - Brant a) Woodstock - Tillsonburg - Oxford County b) Brantford - County of Brant 9 City of Hamilton City of Hamilton 10 Huron - Perth a) Goderich - Bluewater - Southern Huron County b) Wingham - Blyth - Northern Huron County c) Stratford - Mitchell - Southern Perth County d) Listowel - Milverton - Northern Perth County 11 Waterloo - Wellington a) Kitchener - Cambridge - Region of Waterloo b) Guelph - Erin - Southern Wellington County c) Mount Forest - Arthur - Northern Wellington County 12 Halton - Peel a) Burlington - Oakville b) Halton Hills - Milton c) Mississauga - Brampton d) Caledon 13 York - Durham a) Vaughan - Richmond Hill - Markham b) Newmarket - Georgina - Northern York Region c) Pickering - Oshawa - Southern Durham Region d) Uxbridge - Beaverton - Northern Durham Region 14 City of Toronto City of Toronto 20 Grey - Bruce a) Saugeen Shores - Kincardine - Southern Bruce County b) Bruce Peninsula - Sauble Beach - Tobermory c) Hanover - Dundalk - Southern Grey County d) Owen Sound - Blue Mountains - Northern Grey County 21 Dufferin - Innisfil a) Orangeville - Grand Valley - Southern Dufferin County b) Shelburne - Mansfield - Northern Dufferin County c) Innisfil - New Tecumseth - Angus 22 Barrie - Orillia - Midland a) Barrie - Collingwood - Hillsdale b) Midland - Coldwater - Orr Lake c) Orillia - Lagoon City - Washago
French: Régions publiques Sous-Régions 1 Windsor - Essex - Chatham-Kent a) Windsor - Leamington - Comté d'Essex b) Chatham-Kent - Parc Rondeau 2 Elgin a) Rodney - Shedden - Comté d'Elgin Ouest b) St Thomas - Aylmer - Comté d'Elgin Est 3 Simcoe - Delhi - Norfolk Simcoe - Delhi - Norfolk 4 Dunnville - Caledonia - Haldimand Dunnville - Caledonia - Haldimand 5 Niagara a) Niagara Falls - Welland - Région de Niagara Sud b) St Catharines - Grimsby - Région de Niagara Nord 6 Sarnia - Lambton a) Sarnia - Petrolia - Comté de Lambton Ouest b) Watford - Parc The Pinery - Comté de Lambton Est 7 London - Middlesex a) Strathroy - Komoka - Comté de Middlesex Ouest b) London - Parkhill - Comté de Middlesex Est 8 Oxford - Brant a) Woodstock - Tillsonburg - Comté d'Oxford b) Brantford - Comté de Brant 9 Ville de Hamilton Ville de Hamilton 10 Huron - Perth a) Goderich - Bluewater - Comté de Huron Sud b) Wingham - Blyth - Comté de Huron Nord c) Stratford - Mitchell - Comté de Perth Sud d) Listowel - Milverton - Comté de Perth Nord 11 Waterloo - Wellington a) Kitchener - Cambridge - Région de Waterloo b) Guelph - Erin - Comté de Wellington Sud c) Mount Forest - Arthur - Comté de Wellington Nord 12 Halton - Peel a) Burlington - Oakville b) Halton Hills - Milton c) Mississauga - Brampton d) Caledon 13 York - Durham a) Vaughan - Richmond Hill - Markham b) Newmarket - Georgina - Région de York Nord c) Pickering - Oshawa - Région de Durham Sud d) Uxbridge - Beaverton - Région de Durham Nord 14 Ville de Toronto Ville de Toronto 20 Grey - Bruce a) Saugeen Shores - Kincardine - Comté de Bruce Sud b) Péninsule de Bruce - Sauble Beach - Tobermory c) Hanover - Dundalk - Comté de Grey Sud d) Owen Sound - Blue Mountains - Comté de Grey Nord 21 Dufferin - Innisfil a) Orangeville - Grand Valley - Comté de Dufferin Sud b) Shelburne - Mansfield - Comté de Dufferin Nord c) Innisfil - New Tecumseth - Angus 22 Barrie - Orillia - Midland a) Barrie - Collingwood - Hillsdale b) Midland - Coldwater - Orr Lake c) Orillia - Lagoon City - Washago