Unknown & Unclassified nonprofits
Unknown & Unclassified nonprofits. Browse 557,756 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Oconee Hill Cemetery Trustees
EIN 586004647 · Headquarters: ATHENS, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconee River Georgia Youth Science and Technology Center Inc
EIN 582320601 · Headquarters: Winterville, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconee River Kennel Club Inc
EIN 454773196 · Headquarters: Watkinsville, GA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oconee Sailing and Yacht Club Inc
EIN 581354700 · Headquarters: Milledgeville, GA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconee Small Business Partnership
EIN 465753636 · Headquarters: SENECA, SC, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Oconee Voa Housing Inc
EIN 582384945 · Headquarters: MOBILE, AL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oconnell J H Fbo Town of S Paris Pfdn
EIN 016044615 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Oconnor Charitable Foundation
EIN 416345997 · Headquarters: DALLAS, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Oconnor Tract Cooperative Water Company
EIN 940729520 · Headquarters: Palo Alto, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconnor-doyle Post 633 New York
EIN 146046376 · Headquarters: HIGHLAND FALLS, NY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconokowak Gardens Inc
EIN 943021244 · Headquarters: Alameda, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconomowoc Area Chamber of Commerce
EIN 391127512 · Headquarters: Oconomowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oconomowoc Area Rea
EIN 271706136 · Headquarters: New Berlin, WI, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Oconomowoc Area Senior Center
EIN 391631929 · Headquarters: Oconomowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Cemetery Association
EIN 390513260 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Cooperative Nursery School Inc
EIN 390928984 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Oconomowoc Education Association
EIN 237102137 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oconomowoc Food Pantry Inc
EIN 391480509 · Headquarters: Oconomowoc, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Historical Society
EIN 391376661 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Lake Club
EIN 390513325 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Memorial Hospital Auxiliary Inc
EIN 396047514 · Headquarters: Oconomowoc, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oconomowoc Newcomers & Neighbors
EIN 391686890 · Headquarters: Oconomowoc, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Oconomowoc Rotary Charitable Foundation Inc
EIN 391498210 · Headquarters: Oconomowoc, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oconomowoc Scholarship Fund
EIN 396076192 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Sports Booster Club Inc Dba Oconomowoc High School
EIN 391340155 · Headquarters: OCONOMOWOC, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconomowoc Sportsmans Club
EIN 391314541 · Headquarters: North Prairie, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oconomowoc Wi Catholic Schoolhouse
EIN 931765252 · Headquarters: Waynesville, NC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Oconto Area Atv Club Inc
EIN 272228756 · Headquarters: Oconto, WI, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Oconto County Farm Bureau Co-operative
EIN 390824309 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oconto County Hce
EIN 391279334 · Headquarters: Oconto, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconto County Historical Society
EIN 396081208 · Headquarters: Oconto, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconto County Medical Society
EIN 391710027 · Headquarters: Oconto Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Oconto County Youth Fair Inc
EIN 396075882 · Headquarters: GILLETT, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oconto Electric Cooperative
EIN 390513423 · Headquarters: OCONTO FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oconto Elks Lodge 887
EIN 390975295 · Headquarters: OCONTO, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Oconto Evergreen Cemetery Association
EIN 390749454 · Headquarters: Oconto, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconto Falls Cemetery Association
EIN 391209543 · Headquarters: Oconto Falls, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconto Falls Education Association
EIN 237086066 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oconto Falls Education Support Personnel
EIN 391710772 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oconto Falls Golf Club Inc
EIN 390991246 · Headquarters: OCONTO FALLS, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconto Gun Club Inc Co Trunk S One Half Mi S
EIN 396075883 · Headquarters: Oconto, WI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Oconto Nonprofit Housing Inc
EIN 237369493 · Headquarters: LA CROSSE, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oconto Pre School Center Inc
EIN 391157914 · Headquarters: Oconto, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oconto Support Staff Association
EIN 262691413 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oconto Teachers Education Association
EIN 237103118 · Headquarters: MADISON, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oconto Whole Foods Cooperative
EIN 391402944 · Headquarters: Pound, WI, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Oconto Yacht Club
EIN 396091732 · Headquarters: OCONTO, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocosta Education Association
EIN 451739102 · Headquarters: Westport, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocosta Foundation
EIN 911294336 · Headquarters: ABERDEEN, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF
- Ocosta Recreation Center Inc
EIN 911110237 · Headquarters: Aberdeen, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocotillo Camp
EIN 900619606 · Headquarters: Phoenix, AZ, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Ocotillo Ridge PTA
EIN 900294229 · Headquarters: Vail, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ocotillo Water Coop
EIN 860515279 · Headquarters: Tucson, AZ, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Ocracoke Alive Inc
EIN 581316295 · Headquarters: OCRACOKE, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ocracoke Heritage Initiative Inc
EIN 392313161 · Headquarters: OCRACOKE, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocracoke Invitational Surf Fishing Tournament Assn
EIN 561863379 · Headquarters: OCRACOKE, NC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ocroc 2028
EIN 994522150 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocroha Inc
EIN 203208256 · Headquarters: Garden Grove, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Ocseo
EIN 205210972 · Headquarters: Miami, FL, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Octagon House Restoration
EIN 591771454 · Headquarters: Engelhard, NC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Octavia Cemetary Assn Inc
EIN 736215041 · Headquarters: Smithville, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Octavo Singers of Schenectady New York Inc
EIN 510181329 · Headquarters: SCHENECTADY, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Octavus N Hutchinson Tr Xxxxx3000
EIN 366011987 · Headquarters: CHICAGO, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Octic Charitable Perpetuity Fund
EIN 475642278 · Headquarters: Wilmington, DE, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- October Magazine
EIN 133286716 · Headquarters: Brooklyn, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- October Theatre Company Inc
EIN 474501218 · Headquarters: Jericho, VT, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Octobers Child
EIN 933467195 · Headquarters: Austin, TX, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Octogenarian Golf Cos
EIN 821423128 · Headquarters: Colorado Springs, CO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Octoplus Square Dance Club
EIN 815368384 · Headquarters: Spokane Valley, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Octopus Flying Club
EIN 521831102 · Headquarters: RIVERDALE, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Octopus Garden
EIN 205467424 · Headquarters: Winchendon, MA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ocular Heritage Society Tt
EIN 351801643 · Headquarters: La Canada Flintridge, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocular Melanoma Foundation
EIN 200355509 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ocular Microbiology & Immunology Gr
EIN 760308863 · Headquarters: PITTSBURGH, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Ocwga
EIN 264750485 · Headquarters: St Marys, GA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ocy Inc
EIN 521632940 · Headquarters: LAKEWOOD, NJ, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Od Pavilion Social & Shag Club Inc
EIN 550838202 · Headquarters: North Myrtle Beach, SC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Od Shag Club
EIN 570855025 · Headquarters: North Myrtle Beach, SC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- ODA Community Development Corporation
EIN 113167240 · Headquarters: New York, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- ODA Primary Health Care Network
EIN 112329960 · Headquarters: Brooklyn, NY, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odaa of Kansas City Soccer Club
EIN 931389326 · Headquarters: Kansas City, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Odaiko Sonora Rhythm Industry
EIN 200644377 · Headquarters: Tucson, AZ, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Odana Hills Golf Association
EIN 930836309 · Headquarters: Madison, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Odat Inc
EIN 592381244 · Headquarters: ORLANDO, FL, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Odbb Inc
EIN 812927412 · Headquarters: Kissimmee, FL, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Odc Theater
EIN 943372711 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellow & Rebekah Benefit Fund Inc
EIN 237259398 · Headquarters: LOCKPORT, NY, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Odd Fellow and Rebekah Camp of Michigan
EIN 381391995 · Headquarters: Baldwin, MI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellow Childrens Home of Illinois
EIN 370686579 · Headquarters: Lincoln, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Odd Fellow Rebekah Home Association Inc
EIN 390838135 · Headquarters: GREEN BAY, WI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellow-Rebekah Housing Inc
EIN 371042408 · Headquarters: Lincoln, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Odd Fellows & Rebekahs Association of Western Pennsylvania
EIN 253890720 · Headquarters: HOPWOOD, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellows & Rebekahs Housing Inc
EIN 251362757 · Headquarters: GROVE CITY, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellows Assoc of St Louis
EIN 430603768 · Headquarters: FENTON, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellows Building Association
EIN 251432153 · Headquarters: FALLS CREEK, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Odd Fellows Cemetary
EIN 350214257 · Headquarters: CARLISLE, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Odd Fellows Cemetary Co
EIN 240619640 · Headquarters: DANVILLE, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Odd Fellows Cemetery Assoc of Lebanon
EIN 930347514 · Headquarters: Lebanon, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellows Cemetery Association
EIN 240619690 · Headquarters: SHAMOKIN, PA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odd Fellows Cemetery Association Los Angeles
EIN 950950420 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990