Since Impact Hours’ launch in 2018, many non-profit organizations and charities in Ottawa have posted volunteer opportunities on the site:

• Badminton Canada
• Banff Avenue Community House
• Bruyere Continuing Care
• Canadensis Botanical Garden Society
• Canadian Occupational Therapy Foundation
• Cornerstone Housing for Women
• Council on Aging of Ottawa
• Cuso International
• Dementia Justice Society of Canada
• English Language Tutoring for the Ottawa Community (ELTOC)
• The Glebe Centre
• The Good Companions
• HealthBridge Foundation of Canada
• Help Lesotho
• Help Our Students Program
• Helping With Furniture
• Hospice Care Ottawa
• Jane’s Walk Ottawa-Gatineau
• Jewish Youth Library
• Junior Achievement Ottawa
• The Learning Partnership
• Meals on Wheels
• National Capital Area Crime Stoppers
• Old Ottawa South Community Association
• Options Bytown Non-Profit Housing Corporation
• Ottawa Baroque Consort
• Ottawa Eco-Talent Network
• Ottawa Fringe
• Ottawa Network for Education
• Ottawa Regional Cancer Foundation
• Ottawa Salus
• Ottawa Tool Library
• Rideau Chorale
• Rideau-Rockcliffe Community Resource Centre
• Rotary Club of Ottawa
• Serena Canada
• South-East Ottawa Community Health Centre
• StopGap Ottawa
• Summer Solstice Indigenous Festival
• TEMBO Canada
• Westboro Academy
• Vanier Community Service Center
• Vanier Museopark
• VIEWS for the Visually Impaired