| Other organizations in Washington |
| Id | Name | Address | State | Established | Total Income |
| 1 | Radio Astronomy Institute | 3223 3rd Ave S Ste 200, Seattle, WA 98134-1943 | WA | 2002-06 | $50,492 |
| 2 | R & R Geller Foundation Inc | 705 W 7th Avenue A-3, Spokane, WA 99204-2836 | WA | 2004-03 | $186,688 |
| 3 | Rainforth Foundation Inc | 8992 Cook Underwood Rd, Underwood, WA 98651-9185 | WA | 1984-03 | $64,982 |
| 4 | Robert And Anne Pietrafesa Family Foundation | 11020 Riviera Pl Ne, Seattle, WA 98125-5958 | WA | 1985-05 | $71,838 |
| 5 | Robin Harmia International Ministries Inc | Pobox 65947, University Place, WA 98464 | WA | 1993-09 | $0 |
| 6 | Reapers Fellowship | PO BOX 1053, Spokane, WA 99210-1053 | WA | 1964-02 | $41,694 |
| 7 | Quimper Club International Inc | 333 Evergreen Way, Point Roberts, WA 98281 | WA | 2001-02 | $15,111 |
| 8 | Robinson Family Foundation | 57 Wildwood, Friday Harbor, WA 98250-8169 | WA | 2008-07 | $971,323 |
| 9 | Pwh Educational Foundation Inc | 5720 59th Ave Ne, Seattle, WA 98105-2028 | WA | 1995-04 | $600,172 |
| 10 | Reuben B Robertson Foundation | 3020 Issaquah Pine Lake Rd Se Pmb61, Sammamish, WA 98075-7253 | WA | 1954-09 | $183,803 |
| 11 | Rediscovery Of Oregon | 503 W 35th St, Vancouver, WA 98660 | WA | 1986-12 | $31,383 |
| 12 | Reed And Jeanne Larson Foundation | 11311 116th Pl Ne, Kirkland, WA 98033-4540 | WA | 1988-04 | $40,018 |
| 13 | Puget Creek Restoration Society | 702 Broadway Ste 101, Tacoma, WA 98402-3735 | WA | 2001-10 | $61,046 |
| 14 | Puget Rental Owners Assoc | 645 4th St Ste 204, Bremerton, WA 98337-1402 | WA | 1976-10 | $61,219 |
| 15 | Puget Ridge Cohousing Association | 7020 18th Ave Sw, Seattle, WA 98106-1629 | WA | 1992-10 | $98,819 |
| 16 | Puget Sound Access | 1717 Se Maple Valley Highway, Renton, WA 98057-3900 | WA | 2002-04 | $409,924 |
| 17 | Puget Sound Adlerian Society, Adlerian Society Of Puget Sound - | 8249 38th Ave Ne, Seattle, WA 98115 | WA | 1976-06 | $0 |
| 18 | Beta Psi Building Board | 14011 241st Pl Se, Issaquah, WA 98027-8301 | WA | 1935-10 | $24,310 |
| 19 | Puget Sound Amateur Hockey Association | 1918 Stewart St, Tacoma, WA 98421-2921 | WA | 2001-07 | $28,717 |
| 20 | Puget Sound Antique Tractor And Machinery Association | PO BOX 255, Lynden, WA 98264-0255 | WA | 1977-02 | $111,028 |
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