* Asterisk indicates 2007 Founding Members
| Organization Name | City |
|---|---|
| Christians As Family Advocates | Eugene |
| Christmas Ships, Inc. | Portland |
| Chronic Illness Grit and Grace | Gresham |
| Circle of Friends | Sisters |
| Circle of Friends School | Eugene |
| Citizens4Community, Inc. | Sisters |
| Civil Liberties Defense Center | Eugene |
| Clackamas County Arts Alliance | Oregon City |
| Clackamas County Long Term Recovery Group | |
| Clackamas Service Center | Portland |
| Clackamas Volunteers In Medicine | Oregon City |
| Clackamas Workforce Partnership | Oregon City |
| Classroom Law Project | Portland |
| Clatskanie Farmers Market | Clatskanie |
| Clatsop Community Action | Astoria |
| Clear Conscience Wines | Grants Pass |
| Coalición Fortaleza | Medford |
| Coalition of 100 Black Men | Portland |
| Coast Fork Willamette Watershed Council | Cottage Grove |
| Coaster Theatre Playhouse | Cannon Beach |
| Coburg Community Foundation | Eugene |
| CODA | Portland |
| Coho Productions, LTD | Portland |
| Columbia Center For The Arts | Hood River |
| Columbia Gorge Orchestra Association | Hood River |
| Columbia Slough Watershed Council | Portland |
| Columbia Wound Care Community | Lake Oswego |
| Committed Alliance to Strays dba C.A.T.S. | Medford |
| Committee for a Museum of the Peace Corps Experience | Oregon City |
| CommonGoods Network | Portland |
| Community Action Organization | Hillsboro |
| Community Action Partnership of Oregon | Salem |
| Community Alliance Of Tenants | Portland |
| Community Center For The Performing Arts- The Wow Hall | Eugene |
| Community Connection of Northeast Oregon | La Grande |
| Community Council | Walla Walla |
| Community Cycling Center | Portland |
| Community Development Corporation of Oregon | Gresham |
| Community Energy Project | Portland |
| Community For Positive Aging | Portland |
| Community Gleaners | Albany |
| Community Horse Sanctuary | Hillsboro |
| Community Outreach, Inc. | Corvallis |
| Community Partners for Affordable Housing | Tigard |
| Community Partners for Affordable Housing | Portland |
| Community Pathways, Inc. | Portland |
| Community Supported Shelters | Eugene |
| Community Vision, Inc. | Portland |
| Community Website Partnership | Medford |
| Commute Options for Central Oregon | Bend |
| Comunidad y Herencia Cultural | Springfield |
| Condon Arts Council | Condon |
| Confluence Environmental Center | Portland |
| Confluence: Willamette Valley LGBT Chorus | Salem |
| Connections365 | Salem |
| Consejo Hispano | Astoria |
| Constructing Hope Pre Apprenticeship Programs | Portland |
| Consumer Credit Counseling of Southern Oregon | Medford |
| Coos Art Museum* | Coos Bay |
| Coos County Foster Parent Association | Coos Bay |
| Coos County Friends of Public Health | COOS BAY |
| Coos County Historical Society dba Coos History Museum | Coos Bay |
| Coos Elderly Services, Inc. | Coos Bay |
| Coos Watershed Association | Coos Bay |
| Coquille Watershed Association | Coquille |
| Cornerstone Community Housing | Eugene |
| Corvallis Daytime Drop-in Center | Corvallis |
| Corvallis Environmental Center | Corvallis |
| COTTAGE GROVE SAFE HAVEN, INC. | COTTAGE GROVE |
| Cottage Theatre | Cottage Grove |
| Council On Aging of Central Oregon | Bend |
| Cracked Pots, Inc. | Portland |
| Crater Rock Museum | Central Point |
| Creative Supports, Inc. | Medford |
| Crook County Foundation | |
| Cross the Divide | Joseph |
| Crossroads Creative and Performing Arts Center | Baker City |
| Crossroads Food Bank | Portland |
| Crow's Shadow Institute of the Arts | Pendleton |
| CURANDI | Salem |
| Curry Coast Community Radio | Brookings |
| Curry Watersheds Nonprofit | GOLD BEACH |
| Curtis Heritage Education Center | Oregon City |
| DanceAbility International | Eugene |
| David Delamare Art Preservation Institute | Portland |
| Dayton Community Development Assoc | Dayton |
| De Paul Industries | Portland |
| Depave | Portland |
| Deschutes Childrens Foundation | Bend |
| Deschutes County Search and Rescue Foundation | Bend |
| Deschutes Land Trust | Bend |
| Deschutes River Conservancy | Bend |
| Destination Rehab | Bend |
| DevNW | Springfield |
| Dharma Rain Zen Center | Portland |
| Dharmic Business Guild | Gaston |
| Direction Service | Springfield |
| Disability Equity Center | Corvallis |
| Discover Your Forest | Bend |
| Diversability Inc. | Bend |