| Organization / Program Name(s) | Located In | Office Phone |
|---|---|---|
| J and T Murphy Limited, Wheelchair Vehicle | Arva | 519-660-8200 |
| JA London and District | London | 519-439-4201 |
| Jabez Therapy Ranch | Springfield | 519-773-3354 |
| Jack Miner Migratory Bird Foundation and Sanctuary, Kingsville - Rd 3 W, Migratory Bird Foundation and Sanctuary | Kingsville | 519-733-4034 |
| Jan McQuiggan Counselling & Play Therapy, Chatham - Ordon Blvd, Play Therapy Services Chatham | Chatham | 519-354-0961 |
| Janet Ferguson, RDMT, CST-D, Chatham - Ellwood Dr, CranioSacral Therapy - Chatham | Chatham | 519-676-7885 |
| Jarlette Health Services, Chatham - Sandys St, Meadow Park Chatham Long Term Care | Chatham | 519-351-1330 |
| Jehovah's Witnesses, Wallaceburg - Forhan St, Jehovah's Witnesses Wallaceburg | Wallaceburg | 519-627-5050 |
| Jehovah's Witnesses, Chatham - River Line, Jehovah's Witnesses Chatham | Chatham | 519-352-3312 (Hall) 519-354-8678 519-354-9219 |
| Jesse's Journey - The Foundation for Gene & Cell Therapy | London | 519-645-8855 |
| John Freeman Walls Historical Site, Lakeshore - Puce Rd, Underground Railroad Museum | Lakeshore | Admin & Site: 519-727-6555 |
| John Howard Society of London and District, 601 Queens Ave | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Boullee, Huron and Kipps Lane Program | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Children's Groups | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Counselling Services | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, County Youth Outreach Program | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Direct Accountability Program | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Indigenous Services Program | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Institutional Services | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Kingston Trips | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Record Suspension | London | 519-438-4168 |
| John Howard Society of London and District, 601 Queens Ave, Women's Group | London | 519-438-4168 |
| John Howard Society of London and District, London - 570 Queens Ave, Bail Verification and Supervision Program (BVSP), Indigenous Bail Program | London | 519-518-5420 ext 100 |
| John Howard Society of Windsor-Essex County, Windsor - Oak Ave | Windsor | 519-252-3461 |
| John Howard Society of Windsor-Essex County, Windsor - Oak Ave, Bail Verification & Supervision Program | Windsor | 519-252-3461 |
| John Howard Society of Windsor-Essex County, Windsor - Oak Ave, Juvenile Drug, and Self Management Group | Windsor | 519-252-3461 |
| John Howard Society of Windsor-Essex County, Windsor - Oak Ave, New Leaf Anger Management Program | Windsor | 519-252-3461 |
| John Howard Society of Windsor-Essex County, Windsor - Oak Ave, Taking Charge Program | Windsor | 519-252-3461 |
| John Howard Society Sarnia Lambton, Sarnia - Christina St N | Sarnia | 519-336-1020 |
| John Knox Christian School, Wyoming | Plympton-Wyoming | 519-845-3112 |
| John McGivney Children's Centre, Windsor - Machette Rd | Windsor | 519-252-7281 |
| John McGivney Children's Centre, Windsor - Machette Rd, Augmentative Communication Clinic | Windsor | 519-252-7281 |
| John McGivney Children's Centre, Windsor - Machette Rd, Cleft Lip and Palate/Craniofacial Dental Program | Windsor | 519-252-7281 |
| John McGivney Children's Centre, Windsor - Machette Rd, Day Camp - Summer Programs | Windsor | 519-252-7281 |
| John McGivney Children's Centre, Windsor - Machette Rd, John McGivney Children's Centre School Authority | Windsor | 519-977-2200 |
| John McGivney Children's Centre, Windsor - Machette Rd, Seating and Mobility Clinic | Windsor | 519-252-7281 |
| Jubilee Chorus, Chatham - William St S, Jubilee Chorus Chatham | Chatham | 519-351-1478 |
| Junior Achievement of South Western Ontario, Chatham | Chatham | 519-352-0151 |
| Junior Achievement of South Western Ontario, Sarnia, Company Program | Sarnia | 519-336-1484 |
| Junior Farmers Association of Ontario, Chatham | Chatham | |
| Just In Time Emergency Training, Emergency Training | Windsor | 519-258-0637 |
| Juvenile Diabetes Research Foundation Canada, London Chapter, Diabetes Services | London | 519-964-2850 |
| Juvenile Diabetes Research Foundation Canada, Tecumseh - Windsor Chapter, JDRF Canada - Fundraising and Volunteering | Essex County | Windsor: 226-345-4209 Toronto: 647-789-2000 |