Organization / Program Name(s)	Located In
Dancers Studio (The)	Midland
Dancers Studio (The), DANCEcamps and Special Programs	Midland
Dancers Studio (The), Mom, Dad and Me	Midland
Daughters of Isabella, Penetanguishene, Daughters of Isabella - Penetanguishene	Penetanguishene
Days For Girls, No Physical Address, Days For Girls Barrie	Barrie
Deaf Access Simcoe Muskoka, Barrie Central Office, American Sign Language Classes	Barrie
Deaf Access Simcoe Muskoka, Barrie Central Office, American Sign Language Interpreting	Barrie
Deaf Access Simcoe Muskoka, Barrie Central Office, Community Support Services	Barrie
Deaf Access Simcoe Muskoka, Barrie Central Office	Barrie
Deaf Access Simcoe Muskoka, Barrie Central Office, Employment Services	Barrie
DeafBlind Ontario Services	Newmarket
Debby's Garden	Springwater
Delta Boardwalk Gaming Penetanguishene, o/a/Delta Bingo and Gaming Penetang, Delta Bingo and Gaming Penetang	Penetanguishene
Dental Hygiene with Roma	Midland
Dentures by Denturists	Penetanguishene
Dietitians of Canada - UnlockFood.ca	Toronto Downtown Central
Discovery Harbour, Penetanguishene	Penetanguishene
Distance Education. Ontario Colleges of Applied Arts and Technology	Ontario
Divine Living, Mailing address	Midland
Double Door Gallery & Cafe, Double Door Studios and Gallery	Minesing
Doula Services, Labour and Delivery Support	Midland
Down Syndrome Association of Simcoe County, Mailing Address	Barrie
Downtown Midland Business Improvement Area	Midland
Downtown Orillia Summer Block Party	Orillia
Dr. Dianne Maing Psychologist, Barrie	Barrie
Dragon Boat Barrie (Ontario), Mailing Address	Barrie
Drayton Entertainment, King's Wharf Theatre	Penetanguishene
DriveTest, Orillia, Driver Examination Centre	Orillia
DriveTest/Serco Des	Barrie
Dubeau Farm, Dubeau Family Farm	Perkinsfield
Ducks Unlimited Canada, Barrie	Barrie
Dufferin Simcoe Land Stewardship Network	Mulmur
Dying with Dignity Canada	Toronto
Dynacare Medical Laboratory, Huronia Medical Centre Laboratory	Midland