Nonprofits in Ohio
Nonprofits in Ohio. Browse 89,326 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
- Operation Care Package Ohio
EIN 882096444 · Headquarters: Elyria, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Cherrybend
EIN 832249729 · Headquarters: Wilmington, OH, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Operation Clean Duds
EIN 862484459 · Headquarters: Archbold, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Clean Machine
EIN 823165112 · Headquarters: MENTOR, OH, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Operation Community Company
EIN 813915993 · Headquarters: AURORA, OH, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Operation Connection
EIN 871254652 · Headquarters: Elyria, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Dustoff
EIN 853411375 · Headquarters: SPRINGFIELD, OH, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Feed Corp
EIN 854120810 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Flags of Freedom
EIN 462884055 · Headquarters: MASSILLON, OH, US · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Operation Flags of Freedom Inc
EIN 841831964 · Headquarters: MASSILLON, OH, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Operation Freedom Support Inc
EIN 464154892 · Headquarters: Coldwater, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Give a Veteran a Car Inc
EIN 822225911 · Headquarters: MARIETTA, OH, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Operation Give Back
EIN 900155844 · Headquarters: CINCINNATI, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Operation Grace Inc
EIN 824570656 · Headquarters: IRONTON, OH, USA · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Operation Grant
EIN 862101443 · Headquarters: Wyoming, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Operation H O P E
EIN 300818704 · Headquarters: Dayton, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Hallmark Inc
EIN 992173482 · Headquarters: TIFFIN, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Happy Pups
EIN 850635377 · Headquarters: PARMA, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-PF
- Operation Homes
EIN 341835813 · Headquarters: Hinckley, OH, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Homestay Inc
EIN 814501059 · Headquarters: Cambridge, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Operation Hope 22 Inc
EIN 851867176 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Hope of Alliance
EIN 341774349 · Headquarters: Akron, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Operation Hope USA
EIN 832217271 · Headquarters: CLEVELAND, OH, US · Housing & Shelter · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Keepsake Inc
EIN 341700757 · Headquarters: TWINSBURG, OH, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990
- Operation Kilo Lima Keep Living
EIN 992101071 · Headquarters: Perrysburg, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Lean on Me
EIN 874168971 · Headquarters: NORTH OLMSTED, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Operation Learning Community Program Inc
EIN 710963816 · Headquarters: Youngstown, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Operation Legal Help Ohio
EIN 462569907 · Headquarters: Columbus, OH, USA · Public & Societal Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ
- Operation Love Inc
EIN 821996403 · Headquarters: Pickerington, OH, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Operation Love Whosoever
EIN 923656487 · Headquarters: Lima, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Lunch
EIN 462063146 · Headquarters: Medina, OH, US · Health Care · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Operation Manifest Hope
EIN 841819832 · Headquarters: Dayton, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Meraki
EIN 832099934 · Headquarters: COLUMBUS, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Mission Insight
EIN 831213121 · Headquarters: MIDDLETOWN, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Motorcycle Santa
EIN 393425817 · Headquarters: Dayton, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation of Needy Kids
EIN 452930501 · Headquarters: FREMONT, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Open Doors
EIN 205603583 · Headquarters: Akron, OH, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Operation Open Heart Inc
EIN 341405240 · Headquarters: Elyria, OH, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Orphan Wildlife
EIN 341669301 · Headquarters: Akron, OH, USA · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Operation Oscar Mike Inc
EIN 392827856 · Headquarters: Goshen, OH, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Outfit
EIN 331843705 · Headquarters: Northwood, OH, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Outreach
EIN 311762797 · Headquarters: DANVILLE, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Own It Development Corp
EIN 831331111 · Headquarters: CLEVELAND, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Pet Rescue
EIN 990402755 · Headquarters: Columbus, OH, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Operation Pumpkins Inc
EIN 455259705 · Headquarters: Hamilton, OH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990
- Operation Ramp It Up for Veterans
EIN 364954043 · Headquarters: LIBERTY TOWNSHIP, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Operation Re-seed Christian Ministries Inc
EIN 510634898 · Headquarters: Toledo, OH, US · Religion Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Operation Reach Back Incorporated
EIN 464318832 · Headquarters: Troy, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Rebirth Inc
EIN 310918694 · Headquarters: ST PARIS, OH, USA · Education · Latest available filing year: 2023 · Primary form: IRS Form 990
- Operation Rescue Inc
EIN 471582141 · Headquarters: AMHERST, OH, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Revitalize Africa
EIN 934068836 · Headquarters: Belpre, OH, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Save the Lost Inc
EIN 854164938 · Headquarters: Spencerville, OH, US · Health Care · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Operation Serve Inc
EIN 161440492 · Headquarters: FAIRFIELD, OH, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Operation Serve International
EIN 364841369 · Headquarters: Fairfield, OH, United States · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Show Our Love
EIN 141992073 · Headquarters: Brookville, OH, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Operation Skyward-hunter Unit
EIN 311041389 · Headquarters: SPRINGBORO, OH, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Operation Spirit 4 Troops
EIN 852125016 · Headquarters: Zanesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Squared Away
EIN 844395012 · Headquarters: Hudson, OH, US · Public & Societal Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Operation Step Up Inc
EIN 311800282 · Headquarters: Cincinnati, OH, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Operation Support Youth
EIN 991972547 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Surprise Attack
EIN 873484307 · Headquarters: Perrysburg, OH, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Tail Wag
EIN 474230305 · Headquarters: Norton, OH, US · Animal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Operation Tango Yankee Inc
EIN 881002022 · Headquarters: Hamilton, OH, US · Employment · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Operation Thank You
EIN 510607064 · Headquarters: Morrow, OH, USA · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990
- Operation Think Inc
EIN 821518960 · Headquarters: gahanna, OH, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Operation Tlc
EIN 202869410 · Headquarters: Proctorville, OH, US · Youth Development · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Operation Toys for Freedom
EIN 333002573 · Headquarters: Ashtabula, OH, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Veteran and Caregiver Support
EIN 842891599 · Headquarters: Piqua, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Operation Veterans Helping Veterans Inc
EIN 831783365 · Headquarters: WEST LAFAYETTE, OH, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Operation Warm & Cozy
EIN 352352280 · Headquarters: NEW PHILADELPHIA, OH, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Operation Warrior S Next Mission
EIN 871998898 · Headquarters: Hudson, OH, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Wellness Inc
EIN 922820785 · Headquarters: Westlake, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operative Plasterers & Cement Masons Local Union 109
EIN 340443775 · Headquarters: NORTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Operative Plasterers and Cement Masons Int Assn Local 80 App Tr
EIN 347076154 · Headquarters: CLEVELAND, OH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operative Plasterers and Cement Masons Local 132
EIN 311612066 · Headquarters: DAYTON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Operative Plasterers and Cement Masons Local 886
EIN 344409630 · Headquarters: TOLEDO, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Operative Plasterers' & Cement Masons' International Assoc Local No 404
EIN 340308363 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Operative Plasters and Cement Masons Local 132
EIN 061802193 · Headquarters: Ironton, OH, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Operator Training Committee of Ohio Inc
EIN 316065198 · Headquarters: Springfield, OH, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ophthalmology Education Worldwide
EIN 311568076 · Headquarters: CLEVELAND HEIGHTS, OH, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Opioid Crisis Prevention Inc
EIN 843680425 · Headquarters: Niles, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Opna Ohio Psychiatric Nurse Administrators
EIN 813298287 · Headquarters: Norton, OH, US · Mental Health & Crisis Intervention · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Opossum
EIN 332180039 · Headquarters: North Canton, OH, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Opp Philip Ochr
EIN 346568288 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Opportunities for Individual Change Inc
EIN 310812350 · Headquarters: SPRINGFIELD, OH, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Opportunities for Overcomers
EIN 991623872 · Headquarters: Cleveland Heights, OH, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Opportunities for Tots
EIN 861112204 · Headquarters: Columbus, OH, US · Human Services · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Opportunities Knocking Tlp
EIN 813678434 · Headquarters: Cincinnati, OH, US · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Opportunities Unleashed Inc
EIN 852072443 · Headquarters: COLUMBUS, OH, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Opportunity City
EIN 810718231 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Opportunity City Foundation
EIN 810735626 · Headquarters: COLUMBUS, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Opportunity City Political Action Committee
EIN 871935716 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Opportunity for Hope Foundation
EIN 261602951 · Headquarters: Westerville, OH, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Opportunity Homes Inc
EIN 341100602 · Headquarters: LISBON, OH, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Opportunity Ohio Inc
EIN 800829668 · Headquarters: DUBLIN, OH, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- Opticians Association of Cincinnati Ohio Inc
EIN 262201662 · Headquarters: Cincinnati, OH, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Opticians Association of Ohio
EIN 346571415 · Headquarters: LOVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Optim-All Services
EIN 811273771 · Headquarters: Cincinnati, OH, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Optimist Club Foundation
EIN 341242928 · Headquarters: CORTLAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Optimist Club Kettering Dor Wood Ohio Db Dba the Dor-wood Optimist Club
EIN 316064624 · Headquarters: KETTERING, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990