Nonprofits in Oklahoma
Nonprofits in Oklahoma. Browse 25,638 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
- Oasis in the Wind
EIN 261598227 · Headquarters: Grove, OK, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- OASIS Inc
EIN 731449110 · Headquarters: Tulsa, OK, USA · Mental Health & Crisis Intervention · Latest available filing year: 2017 · Primary form: IRS Form 990
- Oasis International Ministries Inc
EIN 731612120 · Headquarters: Poteau, OK, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Oasis of Love Inc Aka Dambroso Ministries
EIN 200230712 · Headquarters: Broken Arrow, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oasis Teaching Ministries Inc
EIN 731218769 · Headquarters: Broken Arrow, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oateca Transition Center Inc
EIN 862638064 · Headquarters: Yukon, OK, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Oath Inc
EIN 273131237 · Headquarters: OKLAHOMA CITY, OK, USA · Crime & Legal Related · Latest available filing year: 2012 · Primary form: IRS Form 990
- Obedient Faith Ministry
EIN 334125469 · Headquarters: Sapulpa, OK, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Obey and Abide
EIN 334411263 · Headquarters: Broken Arrow, OK, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- OBI Holding Company
EIN 731386765 · Headquarters: Oklahoma City, OK, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Obrien Education and Advisory Board
EIN 731372974 · Headquarters: Tulsa, OK, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Oc Booster Club Inc
EIN 474832861 · Headquarters: MOUNDS, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oc-alc-fm Booster Club
EIN 464801520 · Headquarters: Tinker AFB, OK, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Ocalc Qa Booster Club
EIN 810716949 · Headquarters: Tinker AFB, OK, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Occupy Inc
EIN 261880027 · Headquarters: Edmond, OK, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ochelata United Methodist Outreach Associatio
EIN 813739401 · Headquarters: Ochelata, OK, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ocpa Action Inc
EIN 881086747 · Headquarters: OKLAHOMA CITY, OK, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ocpa Center for Law and Liberty Inc
EIN 394769702 · Headquarters: OKLAHOMA CITY, OK, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ocpa Impact Inc
EIN 273686718 · Headquarters: Oklahoma City, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Ocpac Foundation
EIN 884030772 · Headquarters: NORMAN, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Ocs Foundation Inc
EIN 830356563 · Headquarters: EDMOND, OK, USA · Education · Latest available filing year: 2024 · 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
- Odell Ministries Inc
EIN 731211471 · Headquarters: Tulsa, OK, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- Odeum Theatre Ltd
EIN 453607213 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Odot Memorial Foundation
EIN 830864773 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Odyssey Leadership Academy Inc
EIN 464384416 · Headquarters: Edmond, OK, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990
- Oea Foundation for Quality Teaching and Learning
EIN 731614499 · Headquarters: OKLAHOMA CITY, OK, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Oec Foundation
EIN 731411520 · Headquarters: NORMAN, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Office and Professional Employees International Union
EIN 736102603 · Headquarters: OKLAHOMA CITY, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Office and Professional Employees International Union
EIN 736107890 · Headquarters: Tulsa, OK, US · Employment · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Officer Jeffery M Mccoy Memorial Scholarship Fund
EIN 463093676 · Headquarters: Norman, OK, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Officer Justin Terney Scholarship Fund
EIN 824992073 · Headquarters: Earlsboro, OK, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Officials Vs Cancer Inc
EIN 821859508 · Headquarters: MOUNTAIN VIEW, OK, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Offsprings Inc
EIN 874172473 · Headquarters: OKLAHOMA CITY, OK, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oga Foundation
EIN 264189248 · Headquarters: EDMOND, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oga Inc Dba Oklahoma Golf Association Inc
EIN 260074714 · Headquarters: EDMOND, OK, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oge Energy Corp Foundation Inc
EIN 736093572 · Headquarters: Oklahoma City, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Oglesby Civil Defense Volunteer Fire Department
EIN 731274165 · Headquarters: RAMONA, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Oh & Hattie Lachenmeyer Development Trust
EIN 731118154 · Headquarters: CUSHING, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Oh Be Joyful Farm Inc
EIN 471613419 · Headquarters: HASKELL, OK, USA · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Ohio State University Alumni Association Inc
EIN 161632611 · Headquarters: BROKEN ARROW, OK, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Ohio State University Alumni Association Inc
EIN 813699961 · Headquarters: edmond, OK, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ohm Space
EIN 274960044 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Ohsofree Ministries Inc
EIN 882660786 · Headquarters: NEWCASTLE, OK, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oic Senior Housing Inc Ta Charles N Atkins Oppor Gardens
EIN 731071744 · Headquarters: OKLAHOMA CITY, OK, USA · Housing & Shelter · Latest available filing year: 2018 · Primary form: IRS Form 990
- Oil and Wine Church Ministries Inc
EIN 311624798 · Headquarters: Broken Arrow, OK, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Oil Capital Chapter of the American Business Womens Association
EIN 237422475 · Headquarters: Tulsa, OK, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Oil Capital Rod & Gun Club
EIN 731055136 · Headquarters: Broken Arrow, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Oil Capitol Singers Union
EIN 731332150 · Headquarters: TULSA, OK, USA · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Oil Valley Foundation
EIN 731525265 · Headquarters: SHAWNEE, OK, US · Education · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Oilton Historical Society
EIN 812834384 · Headquarters: Oilton, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oilton Senior Citizens Inc
EIN 731146427 · Headquarters: Oilton, OK, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Oilton Youth Sports Association Inc
EIN 920657153 · Headquarters: Oilton, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Adopt a Dog
EIN 270591945 · Headquarters: HARRAH, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Alumni Association of Alpha Gamma Rho
EIN 736104140 · Headquarters: Stillwater, OK, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- OK Blue Jays
EIN 831551187 · Headquarters: Pryor, OK, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Ok Bombers Heimbach
EIN 393042181 · Headquarters: Edmond, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Celtic 2011B Ecnl Rl Inc
EIN 933529144 · Headquarters: Norman, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Center for Nonprofits Properties Okc Inc
EIN 923630185 · Headquarters: OKLAHOMA CITY, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ok Cheer and Sports Booster Cl
EIN 822541386 · Headquarters: OKLAHOMA CITY, OK, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ok Choctaw Tribal Alliance Inc
EIN 731239899 · Headquarters: Oklahoma City, OK, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ok Cowboys Baseball 2019 Co
EIN 832528303 · Headquarters: Edmond, OK, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Ok Crisis Nursery Foundation
EIN 832361044 · Headquarters: EDMOND, OK, US · Human Services · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Ok Delta-delta Theta Chi Sorority
EIN 262635397 · Headquarters: Enid, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Epsilon Chapter of Delta Theta Chi Sorority
EIN 262356260 · Headquarters: Edmond, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- OK Foster Wishes
EIN 452280639 · Headquarters: Edmond, OK, USA · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ
- Ok Gametime Softball Tulsa
EIN 473055314 · Headquarters: Tulsa, OK, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Ok Hawks Travelling Basketball
EIN 462205669 · Headquarters: Spiro, OK, US · Recreation & Sports · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ok Hype
EIN 394520611 · Headquarters: Blanchard, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Impact Gold 09 Moody
EIN 843766796 · Headquarters: Choctaw, OK, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Ok Jra
EIN 932572299 · Headquarters: MOUNDS, OK, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Ok Justice Circle
EIN 921332295 · Headquarters: OKLAHOMA CITY, OK, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Ok Kid Baseball Association Inc
EIN 731407857 · Headquarters: Weatherford, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- OK Kidz Charities Inc
EIN 263647006 · Headquarters: Oklahoma City, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ok Mozart Foundation Inc
EIN 311431943 · Headquarters: BARTLESVILLE, OK, US · Youth Development · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Ok Mozart Inc
EIN 731340172 · Headquarters: BARTLESVILLE, OK, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ok Payday Inc
EIN 331458209 · Headquarters: Elk City, OK, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Pirates Baseball Club
EIN 874439920 · Headquarters: Norman, OK, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Ok Rep Theatre Co
EIN 731493593 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Ok Save a Dog
EIN 870692917 · Headquarters: Prague, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Save a Life Animal Rescue Inc
EIN 331472368 · Headquarters: Tulsa, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok So Tulsa Inc
EIN 844745563 · Headquarters: Tulsa, OK, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok State Legislative Board C/o Lonald G Pitner
EIN 730763640 · Headquarters: MOORE, OK, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok Steele
EIN 474862396 · Headquarters: Stillwater, OK, US · Recreation & Sports · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Ok Texans Soccer Club Inc
EIN 731462155 · Headquarters: TULSA, OK, USA · Recreation & Sports · Latest available filing year: 2011 · Primary form: IRS Form 990
- OK To Share Ministry Inc
EIN 270132117 · Headquarters: Holdenville, OK, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Ok Wildthings
EIN 921422283 · Headquarters: CHOCTAW, OK, US · Recreation & Sports · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Ok Yorkie Rescue
EIN 263174571 · Headquarters: Tuttle, OK, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Ok Youth Girls Wrestling Club
EIN 814052268 · Headquarters: ANTLERS, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok-943rd Afjrotc Alumni Association
EIN 823995245 · Headquarters: MUSTANG, OK, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ok-h Ad Group Inc
EIN 202545081 · Headquarters: EDMOND, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990
- Ok-navhda Inc
EIN 920510569 · Headquarters: Guthrie, OK, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ok2grow Foundation Formerly White House Conf on Small Bus
EIN 731281151 · Headquarters: BROKEN ARROW, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ
- Ok75 Hoops
EIN 822702042 · Headquarters: DEWEY, OK, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oka Oklahoma Karate Association Inc
EIN 815416016 · Headquarters: Bixby, OK, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Okaba Inc
EIN 455446430 · Headquarters: GUTHRIE, OK, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Okarche Educational Foundation
EIN 731511954 · Headquarters: OKARCHE, OK, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Okarche Rural Fire Association
EIN 208060497 · Headquarters: OKARCHE, OK, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Okarche Rural Water District Inc
EIN 237056516 · Headquarters: OKARCHE, OK, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Okay Area Senior Citizens Inc
EIN 830416594 · Headquarters: Okay, OK, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ