| Organization Name(s) | Located In |
| IDA Pharmacy | Thunder Bay |
| Ideal Drug Mart | Sault Ste Marie |
| Ignace Family Resource Centre, Best Start Hub | Ignace |
| Ignace Gospel Church | Ignace |
| Ignace Public Library | Ignace |
| Ilves, Dr Hardo, General Surgeon | Sudbury |
| Immaculée Conception Roman Catholic Church | Val Gagné |
| Immaculée Conception Roman Catolique Church | Kapuskasing |
| Immanuel Lutheran Church | Thunder Bay |
| Independence Centre and Network | Sudbury |
| Independence Centre and Network, Attendant Outreach Services | Sudbury |
| Independence Centre and Network, Independence Training Centre | Sudbury |
| Independence Centre and Network, Supportive Housing | Sudbury |
| Independence Centre and Network, Youth Services | Sudbury |
| Independence Plus Housing Corporation | Thunder Bay |
| Independent Living Resource Centre | Thunder Bay |
| Independent Living Resource Centre | Sudbury |
| Indian Friendship Centre | Sault Ste Marie |
| Indian Friendship Centre, Life Long Care | Sault Ste Marie |
| Indian Friendship Centre, Niin Sakaan Literacy Program | Sault Ste Marie |
| Industrial Accident Prevention Association | Sudbury |
| Industrial Accident Prevention Association, Northwestern Ontario | Thunder Bay |
| Infertility Adoption Phone Support | Sudbury |
| Information Temiskaming | New Liskeard |
| Ininew Friendship Centre | Cochrane |
| Injured Workers Advocates of the Sault | Sault Ste Marie |
| Inner City Home Of Sudbury | Sudbury |
| Inner City Home Of Sudbury, Food Bank | Sudbury |
| Institute for the Protection of Italian Workers In Canada | Thunder Bay |
| Integrated Health Solutions | Timmins |
| Integrated Services for Northern Children | Armstrong |
| Integrated Services for Northern Children | Schreiber |
| Integrated Services for Northern Children | Marathon |
| Integrated Services for Northern Children | Thunder Bay |
| Integrated Services for Northern Children | Geraldton |
| Integrated Services for Northern Children | Nipigon |
| Integrated Services Northwest | Kenora |
| Integrated Services Northwest | Sioux Lookout |
| Integrated Services Northwest | Fort Frances |
| Integrated Services Northwest | Red Lake |
| Integrated Services Northwest | Atikokan |
| Integrated Services Northwest | Dryden |
| Integration Action for Inclusion Thunder Bay | Thunder Bay |
| Intensive Home Support Services Ltd | Thunder Bay |
| Interlink Community Cancer Nurses | Sudbury |
| International Shipmasters Association, Lodge 16 | Thunder Bay |
| Intola Baptist Church | Thunder Bay |
| Iris Addiction Recovery for Women, Aftercare Centre | Sudbury |
| Iroquois Falls Adult Learning Centre Inc | Iroquois Falls |
| Iroquois Falls Adult Learning Centre Inc | Cochrane |
| Iroquois Falls and District Chamber of Commerce | Iroquois Falls |
| Iroquois Falls Chiropractic | Iroquois Falls |
| Iroquois Falls Pentecostal Church | Iroquois Falls |
| Iroquois Falls Preschool Centre | Iroquois Falls |
| Iroquois Falls Public Library | Iroquois Falls |
| Iroquois Falls. Town of, Community Development Team | Iroquois Falls |
| Iroquois Falls. Town of, Municipal Office | Iroquois Falls |
| Iroquois Falls. Town of, Recreation Department | Iroquois Falls |
| Isbitsky Dr Joyce, Psychologist | Sault Ste Marie |
| Ishaawin Family Resources | Thunder Bay |
| Island Touch Therapeutic Massage, Registered Massage Therapy | Richards Landing |
| Italian Cultural Centre | Thunder Bay |
