Alliston Hornets
Caledon Golden Hawks
Huntsville Otters
Innisfil Spartans
Midland Flyers
Orillia Terriers
Penetang Kings
Schomberg Cougars
Stayner Siskins
Fergus Whalers
Goderich Flyers
Hanover Barons
Kincardine Bulldogs
Mitchell Hawks
Mount Forest Patriots
Walkerton Capitals
Wingham Ironmen
Clarington Eagles
Georgina Ice
Lakefield Chiefs
Little Britain Merchants
North Kawartha Knights
Port Perry Lumberjacks
Uxbridge Bruins
Amherstview Jets
Campbellford Rebels
Frankford Huskies
Napanee Raiders
Picton Pirates
Port Hope Panthers
Amherstburg Admirals
Blenheim Blades
Dresden Jr. Kings
Essex 73's
Lakeshore Canadiens
Mooretown Flags
Walpole Island Wild
Wheatley Omstead Sharks
Aylmer Spitfires
Dorchester Dolphins
Exeter Hawks
Lucan Irish
Mt.Brydges Bulldogs
North Middlesex Stars
Petrolia Flyers
Port Stanley Sailors
Thamesford Trojans
Dundas Blues
Dunnville Jr. Mudcats
Glanbrook Rangers
Grimsby Peach Kings
Hagersville Hawks
Niagara RiverHawks
Port Dover Sailors
Hespeler Shamrocks
New Hamburg Firebirds
Norwich Merchants
Paris Titans
Tavistock Braves
Wellesley Applejacks
Woodstock Navy Vets
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AA | MOUNT FOREST 5-0 | 2023-03-22 | 8:00 | Wingham | Mount Forest | Mount Forest and District Sports Complex |
| AA | WINGHAM 6-5 | 2023-03-24 | 8:00 | Mount Forest | Wingham | North Huron Wescast Community Centre |
| AA | MOUNT FOREST 3-2 | 2023-03-25 | 8:00 | Wingham | Mount Forest | Mount Forest and District Sports Complex |
| AA | WINGHAM 5-1 | 2023-03-29 | 8:30 | Mount Forest | Wingham | North Huron Wescast Community Centre |
| AA | WINGHAM 5-4 | 2023-03-31 | 8:00 | Wingham | Mount Forest | Mount Forest and District Sports Complex |
| AA | Mount Forest 6-1 | 2023-04-01 | 7:00 | Mount Forest | Wingham | North Huron Wescast Community Centre |
| AA | MOUNT FOREST 4-1 | 2023-04-03 | 8:00 | Wingham | Mount Forest | Mount Forest and District Sports Complex |
| AB | HANOVER 3-2 | 2023-03-22 | 8:30 | Hanover | Mitchell | Mitchell Arena |
| AB | HANOVER 3-1 | 2023-03-24 | 8:00 | Mitchell | Hanover | P&H Centre |
| AB | HANOVER 4-0 | 2023-03-25 | 7:30 | Hanover | Mitchell | Mitchell Arena |
| AB | MITCHELL 4-1 | 2023-03-29 | 8:00 | Mitchell | Hanover | P&H Centre |
| AB | HANOVER 3-1 | 2023-03-31 | 7:30 | Hanover | Mitchell | Mitchell Arena |
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AC | ALLISTON 3-2 | 2023-03-24 | 7:30 | Schomberg | Alliston | New Tecumseth Rec Centre |
| AC | ALLISTON 4-1 | 2023-03-25 | 8:00 | Alliston | Schomberg | Trisan Centre |
| AC | SCHOMBERG 5-3 | 2023-03-27 | 7:50 | Schomberg | Alliston | New Tecumseth Rec Centre |
| AC | ALLISTON 4-1 | 2023-03-30 | 7:30 | Alliston | Schomberg | Trisan Centre |
| AC | SCHOMBERG 5-2 | 2023-03-31 | 7:30 | Schomberg | Alliston | New Tecumseth Rec Centre |
| AC | SCHOMBERG 3-1 | 2023-04-02 | 6:30 | Alliston | Schomberg | Trisan Centre |
| AC | ALLISTON 3-2 | 2023-04-03 | 7:50 | Schomberg | Alliston | New Tecumseth Rec Centre |
| AD | STAYNER 7-4 | 2023-03-23 | 8:00 | Orillia | Stayner | Stayner Memorial Arena |
| AD | STAYNER 11-5 | 2023-03-25 | 7:30 | Stayner | Orillia | West Orillia Sports Complex |
| AD | STAYNER 4-3 | 2023-03-26 | 1:30 | Orillia | Stayner | Stayner Memorial Arena |
| AD | STAYNER 7-3 | 2023-03-29 | 7:30 | Stayner | Orillia | West Orillia Sports Complex |
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AE | CLARINGTON 9-0 | 2023-03-23 | 7:25 | Georgina | Clarington | Garnet B. Rickard Recreation Complex |
| AE | CLARINGTON 4-1 | 2023-03-24 | 7:30 | Clarington | Georgina | Georgina Ice Palace |
| AE | CLARINGTON 4-1 | 2023-03-26 | 5:25 | Georgina | Clarington | Garnet B. Rickard Recreation Complex |
| AE | CLARINGTON 4-2 | 2023-03-27 | 8:00 | Clarington | Georgina | Georgina Ice Palace |
| AF | UXBRIDGE 2-1 | 2023-03-24 | 7:45 | Little Britain | Uxbridge | Uxbridge Arena and Recreation Centre |
| AF | LITTLE BRITAIN 5-1 | 2023-03-25 | 7:30 | Uxbridge | Little Britain | Little Britain Arena |
| AF | UXBRIDGE 5-3 | 2023-03-27 | 7:45 | Little Britain | Uxbridge | Uxbridge Arena and Recreation Centre |
| AF | UXBRIDGE 2-1 | 2023-03-29 | 8:30 | Uxbridge | Little Britain | Little Britain Arena |
| AF | LITTLE BRITAIN 1-0 | 2023-03-30 | 8:15 | Little Britain | Uxbridge | Uxbridge Arena and Recreation Centre |
| AF | UXBRIDGE 4-2 | 2023-04-01 | 7:30 | Uxbridge | Little Britain | Little Britain Arena |
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AG | PORT HOPE 3-1 | 2023-03-21 | 7:30 | Port Hope | Napanee | Strathcona Paper Centre |
| AG | PORT HOPE 4-2 | 2023-03-22 | 8:30 | Napanee | Port Hope | Jack Burger Sports Complex |
| AG | PORT HOPE 4-1 | 2023-03-24 | 7:30 | Port Hope | Napanee | Strathcona Paper Centre |
| AG | NAPANEE 4-2 | 2023-03-26 | 6:30 | Napanee | Port Hope | Jack Burger Sports Complex |
| AG | NAPANEE 4-0 | 2023-03-29 | 7:30 | Port Hope | Napanee | Strathcona Paper Centre |
| AG | PORT HOPE 6-5 | 2023-03-30 | 8:00 | Napanee | Port Hope | Jack Burger Sports Complex |
| AH | AMHERSTVIEW 3-0 | 2023-03-22 | 7:30 | Picton | Amherstview | Henderson Recreation Centre |
| AH | PICTON 2-0 | 2023-03-23 | 7:30 | Amherstview | Picton | Prince Edward Community Centre |
| AH | AMHERSTVIEW 3-0 | 2023-03-26 | 7:30 | Picton | Amherstview | Henderson Recreation Centre |
| AH | PICTON 2-1 | 2023-03-28 | 7:30 | Amherstview | Picton | Prince Edward Community Centre |
| AH | PICTON 4-3 | 2023-03-30 | 6:30 | Picton | Amherstview | Henderson Recreation Centre |
| AH | PICTON 2-1 | 2023-04-01 | 7:30 | Amherstview | Picton | Prince Edward Community Centre |
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AI | GRIMSBY 4-3 | 2023-03-23 | 8:30 | Grimsby | Port Dover | Port Dover Arena |
| AI | PORT DOVER 5-2 | 2023-03-24 | 7:30 | Port Dover | Grimsby | Peach King Arena |
| AI | GRIMSBY 3-1 | 2023-03-26 | 2:00 | Grimsby | Port Dover | Port Dover Arena |
| AI | GRIMSBY 4-2 | 2023-03-29 | 7:30 | Port Dover | Grimsby | Peach King Arena |
| AI | GRIMSBY 5-2 | 2023-03-31 | 7:30 | Port Dover | Grimsby | Peach King Arena |
| AJ | GLANBROOK 3-2 | 2023-03-22 | 7:30 | Niagara | Glanbrook | Glanbrook Arena |
| AJ | GLANBROOK 7-3 | 2023-03-23 | 7:30 | Glanbrook | Niagara | Gale Centre |
| AJ | NIAGARA 2-1 | 2023-03-28 | 7:30 | Glanbrook | Niagara | Gale Centre |
| AJ | GLANBROOK 5-2 | 2023-03-29 | 7:30 | Niagara | Glanbrook | Glanbrook Arena |
| AJ | GLANBROOK 6-2 | 2023-03-31 | 7:30 | Niagara | Glanbrook | Glanbrook Arena |
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AK | WELLESLEY 5-4 | 2023-03-22 | 8:30 | Norwich | Wellesley | Wellesley Community Centre |
| AK | WELLESLEY 5-0 | 2023-03-24 | 8:00 | Wellesley | Norwich | NOR-DEL Arena |
| AK | NORWICH 5-2 | 2023-03-25 | 7:30 | Norwich | Wellesley | Wellesley Community Centre |
| AK | WELLESLEY 5-2 | 2023-03-28 | 7:30 | Wellesley | Norwich | NOR-DEL Arena |
| AK | WELLESLEY 5-2 | 2023-03-30 | 8:30 | Norwich | Wellesley | Wellesley Community Centre |
| AL | NEW HAMBURG 4-1 | 2023-03-22 | 7:30 | Tavistock | New Hamburg | Wilmot Recreation Complex |
| AL | NEW HAMBURG 3-1 | 2023-03-24 | 7:30 | New Hamburg | Tavistock | Tavistock and District Recreation Complex |
| AL | NEW HAMBURG 5-1 | 2023-03-25 | 7:30 | Tavistock | New Hamburg | Wilmot Recreation Complex |
| AL | NEW HAMBURG 5-4 | 2023-03-28 | 7:30 | New Hamburg | Tavistock | Tavistock and District Recreation Complex |
| SERIES | WINNER | DATE | TIME | AWAY | HOME | VENUE |
| AO | THAMESFORD 1-0 | 2023-03-23 | 8:30 | Thamesford | North Middlesex | North Middlesex and District Arena |
| AO | THAMESFORD 8-0 | 2023-03-24 | 7:30 | North Middlesex | Thamesford | Thamesford Area Recreation Centre |
| AO | THAMESFORD 5-1 | 2023-03-25 | 8:00 | Thamesford | North Middlesex | North Middlesex and District Arena |
| AO | THAMESFORD 3-0 | 2023-03-29 | 7:30 | North Middlesex | Thamesford | Thamesford Area Recreation Centre |
| AP | MT. BRYDGES 5-1 | 2023-03-24 | 8:15 | Exeter | Mt. Brydges | Tri-town Ice Arena |
| AP | MT. BRYDGES 2-1 | 2023-03-25 | 8:30 | Mt. Brydges | Exeter | South Huron Arena |
| AP | MT. BRYDGES 2-1 | 2023-03-26 | 8:30 | Exeter | Mt. Brydges | Tri-town Ice Arena |
| AP | MT. BRYDGES 5-1 | 2023-03-28 | 8:30 | Mt. Brydges | Exeter | South Huron Arena |