| Jake's House | Mississauga |
| James Snow Clinic, Family Practice and Walk-in | Milton |
| James Snow Pharmacy, Pharmacy Services | Milton |
| Jasmin Pharmacy, Pharmacy Services | Burlington |
| Jehovah's Witnesses, Georgetown - Canadian Head Office, Watch Tower Bible and Tract Society of Canada | Georgetown |
| Jehovah's Witnesses Kingdom Hall, Burlington | Burlington |
| Joseph Brant Hospital | Burlington |
| Joseph Brant Hospital, Burlington - Joseph Brant Community Health Centre, Community Mental Health Services (Outpatient) | Burlington |
| Joseph Brant Hospital, Burlington - Wellness House, Hospital Based Outpatient Services | Burlington |
| Joseph Brant Hospital, Ambulatory Care Clinics | Burlington |
| Joseph Brant Hospital, Diabetes Programs | Burlington |
| Joseph Brant Hospital, Diagnostic Imaging | Burlington |
| Joseph Brant Hospital, Emergency Department | Burlington |
| Joseph Brant Hospital, Medical Diagnostic Unit (MDU) | Burlington |
| Joseph Brant Hospital, Nina's Place: Regional Sexual Assault and Domestic Violence Care Centre | Burlington |
| Joseph Brant Hospital, Oncology and Outpatient Palliative Care | Burlington |
| Joseph Brant Hospital, Rehabilitation | Burlington |
| Joseph Brant Hospital, Volunteer Resources | Burlington |
| Joshua Creek Heritage Art Centre | Oakville |
| Joshua Creek Medical, Family Practice and Walk-in | Oakville |
| Joshua Creek Pharmacy, Pharmacy Services | Oakville |
| Joshua Crossing Church | Oakville |
| Just Walk, Burlington Chapter | Burlington |
