Unknown & Unclassified nonprofits in Ohio
Unknown & Unclassified nonprofits in Ohio. Browse 26,579 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
- Sister City Association of Oakwood Ohio
EIN 237404346 · Headquarters: Oakwood, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Sister Jerome's Schools Inc
EIN 341202596 · Headquarters: YOUNGSTOWN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sister Strides
EIN 412816327 · Headquarters: North Canton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sisters Engaging Residents of Cincinnati
EIN 462525517 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sisters Network Columbus Oh Inc
EIN 262114262 · Headquarters: Brice, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sisters of Charity of Cincinnati Ohio Inc
EIN 310537158 · Headquarters: MOUNT SAINT JOSEPH, OH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-T
- Sisters of the Four
EIN 412502337 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Six Corner Cemetery Association
EIN 341703673 · Headquarters: HICKSVILLE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Six Seat Single Llc
EIN 863655423 · Headquarters: Dayton, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Six String Concerts Inc
EIN 311277720 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- SixOneForward
EIN 852942999 · Headquarters: Columbus, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990
- Sjbn
EIN 821264388 · Headquarters: INDEPENDENCE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skala Family Scholarship Trust
EIN 382303730 · Headquarters: Maumee, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skating Club of Central Ohio Inc
EIN 311445099 · Headquarters: Dublin, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skills and Scholars 4-H Club of Cuyahoga County
EIN 413442808 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skriner Family Foundation
EIN 616611504 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Skypark Aero Club
EIN 272744037 · Headquarters: Troy, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skys the Limit Flying Club Inc
EIN 237059771 · Headquarters: FINDLAY, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Skyview Ranch
EIN 341036973 · Headquarters: MILLERSBURG, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sleek Academy Pto Llc
EIN 832412362 · Headquarters: BOWLING GREEN, OH, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-PF
- Slippery Elm Literary Journal
EIN 462129243 · Headquarters: Findlay, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slocum Garden Club
EIN 364642343 · Headquarters: Mcdermott, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol
EIN 237522947 · Headquarters: Wadsworth, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol
EIN 237523079 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol
EIN 237523105 · Headquarters: Lorain, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol 108
EIN 237522898 · Headquarters: Youngstown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol 153
EIN 237523130 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol 167
EIN 237522938 · Headquarters: Barberton, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol 167
EIN 237522941 · Headquarters: Barberton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol 303
EIN 237523032 · Headquarters: Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak Catholic Sokol 34
EIN 237523065 · Headquarters: Parma Heights, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovak J Club
EIN 340314393 · Headquarters: AKRON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Slovene Home for the Aged
EIN 340928022 · Headquarters: CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Slovene National Benefit Society
EIN 237524250 · Headquarters: Euclid, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524272 · Headquarters: Painesvillle, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524332 · Headquarters: Willoughby Hills, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524341 · Headquarters: Mentor, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524348 · Headquarters: Boardman, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524349 · Headquarters: Perry, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524413 · Headquarters: Brook Park, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524431 · Headquarters: Lowellville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524534 · Headquarters: Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524592 · Headquarters: Willoughby, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 237524611 · Headquarters: Cortland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 363306788 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society
EIN 811407501 · Headquarters: Euclid, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society 358
EIN 237524476 · Headquarters: Salem, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society 53
EIN 237524285 · Headquarters: PARMA, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990
- Slovene National Benefit Society 562
EIN 237524572 · Headquarters: Adena, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society 576
EIN 237524578 · Headquarters: Painesville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovene National Benefit Society 771
EIN 237524665 · Headquarters: Petersburg, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slovenian National Home Company Inc
EIN 340534740 · Headquarters: Cleveland, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Slovenian Union of America Branch 50
EIN 562480305 · Headquarters: Wickliffe, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Slovenski Drustveni Dom Dba Slovenian Society Home
EIN 340534743 · Headquarters: WILLOUGHBY, OH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Slow Food USA Inc
EIN 261931440 · Headquarters: Columbus, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slow Food USA Inc
EIN 611572428 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Slowinski Estate Fund Pfdn
EIN 066314132 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Small Business Financial Exchange
EIN 364484037 · Headquarters: BEACHWOOD, OH, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990
- Small Town Big Opportunities
EIN 853106665 · Headquarters: WASHINGTON COURT HOUSE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smart Transporation Division Auxiliary
EIN 314135005 · Headquarters: Valley View, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smartrx Technologies
EIN 465066776 · Headquarters: Cincinnati, OH, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Smile Books Project
EIN 813648175 · Headquarters: Hamilton, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Smiles of Kindness Llc
EIN 473623816 · Headquarters: Powell, OH, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Smith College Club of Akron
EIN 237156216 · Headquarters: Medina, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Smith College Club of Cleveland
EIN 346546896 · Headquarters: CHAGRIN FALLS, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smith Cove Preservation Trust
EIN 010414466 · Headquarters: BRECKSVILLE, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Smith E C Charitable Ta
EIN 346814043 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Smith Family Memorial Fund Ta
EIN 346917113 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Smith Norman W Char Trust
EIN 556084952 · Headquarters: COLUMBUS, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Smith Township Volunteer Fire Company
EIN 341206298 · Headquarters: Jacobsburg, OH, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990
- Smith-prochaska Charitable Foundation
EIN 341577260 · Headquarters: HUDSON, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Smithfield Aqua Club Inc
EIN 814537117 · Headquarters: Smithfield, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smithville All Sports Booster Club
EIN 341233419 · Headquarters: Smithville, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Smithville Boys Soccer
EIN 272212953 · Headquarters: Wooster, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Smithville Ffa Alumni and Supporters
EIN 862991944 · Headquarters: Smithville, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smocking Arts Guild of America Inc
EIN 260067394 · Headquarters: Blacklick, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Smoke Less America Inc
EIN 341569915 · Headquarters: Mansfield, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Sms Foundation
EIN 341707349 · Headquarters: MARIETTA, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Snell for Lafargeville Csd 51
EIN 156016690 · Headquarters: BROOKLYN, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Snickerfritz Cultural Workshop for the Arts Inc
EIN 341354042 · Headquarters: E CLEVELAND, OH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Soar Community Outreach
EIN 392100000 · Headquarters: East Cleveland, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soaring Thunderbirds Inc
EIN 464618659 · Headquarters: Norton, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 061755089 · Headquarters: Greenfield, OH, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 262609367 · Headquarters: Cincinnati, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Soccer Assoc for Youth
EIN 272320068 · Headquarters: NORTHWOOD, OH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 311064057 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 311182179 · Headquarters: DAYTON, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 311266255 · Headquarters: West Chester, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 311357127 · Headquarters: ENON, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 311437738 · Headquarters: Springboro, OH, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Soccer Assoc for Youth
EIN 341422725 · Headquarters: CAMBRIDGE, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 384125246 · Headquarters: Middletown, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 455057955 · Headquarters: Sardinia, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 461781203 · Headquarters: Covington, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 462463498 · Headquarters: Athens, OH, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 562555899 · Headquarters: Covington, OH, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 611666953 · Headquarters: CINCINNATI, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Soccer Assoc for Youth
EIN 833480374 · Headquarters: North Hampton, OH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Soccer Association for Youth
EIN 300397221 · Headquarters: Miamiville, OH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Soccer Association for Youth
EIN 824123756 · Headquarters: Liberty Township, OH, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N