| Other organizations in Ohio |
| Id | Name | Address | State | Established | Total Income |
| 1 | National Exchange Club | P O Box 1034, Fremont, OH 43420 | OH | 1950-09 | $0 |
| 2 | National Exchange Club, 1933 Lima Oh | PO BOX 774, Lima, OH 45802-0774 | OH | 1950-09 | $62,032 |
| 3 | National Exchange Club, Ohio West Virginia District Exchange Clubs | 1330 Pinehurst Dr, Defiance, OH 43512-8669 | OH | 1990-07 | $0 |
| 4 | National Fenton Glass Society Incorporated | PO BOX 4008, Marietta, OH 45750-7008 | OH | 1992-07 | $75,215 |
| 5 | National First Ladies Library | 205 Market Ave S, Canton, OH 44702-2105 | OH | 1998-01 | $1,012,271 |
| 6 | National Football Museum Inc, Pro Football Hall Of Fame | 2121 George Halas Dr Nw, Canton, OH 44708-2630 | OH | 1960-08 | $19,010,069 |
| 7 | National Ground Water Educational Foundation | 601 Dempsey Rd, Westerville, OH 43081-8978 | OH | 1995-01 | $1,491,628 |
| 8 | National Hemophilia Foundation The Greater Cinti Northern Ky Chapter, Dba Tri-State Bleeding Disorder Fdn | 635 W 7th St Ste 407, Cincinnati, OH 45203-1549 | OH | 1997-06 | $180,623 |
| 9 | National Housing Associates Inc | 70 S Liberty St Ste 201, Powell, OH 43065-9115 | OH | 1997-08 | $1,222,523 |
| 10 | National Imperial Glass Collectors Society | PO BOX 534, Bellaire, OH 43906-0534 | OH | 1996-12 | $156,266 |
| 11 | National Institute For Responsible Father & Family Development | 8555 Hough Ave, Cleveland, OH 44106-1545 | OH | 1982-06 | $203,059 |
| 12 | National Institute Of Governmental Purchasing Inc | Po Box 2122, Columbus, OH 43216 | OH | 1945-10 | $17,396 |
| 13 | National Inventors Hall Of Fame Inc | 3701 Highland Park Nw, North Canton, OH 44720-4535 | OH | 2010-12 | $79,391 |
| 14 | National Issues Forums Institute | 200 Commons Rd, Dayton, OH 45459-2788 | OH | 1982-09 | $465,828 |
| 15 | National Junior Tennis League Of Cleveland Inc | 4309 River St Apt 201, Willoughby, OH 44094-7846 | OH | 1976-02 | $26,113 |
| 16 | National Kidney Foundation Inc, Of Ohio Inc | 1373 Grandview Ave, Columbus, OH 43212-2804 | OH | 1969-09 | $1,251,019 |
| 17 | National Kitchen & Bath Assoc | Po Box 803, Columbus, OH 43216 | OH | 1994-07 | $0 |
| 18 | National Kitchen & Bath Assoc | 27645 Bishop Park Drive Apt 601n, Willoughby Hills, OH 44092 | OH | 1994-07 | $0 |
| 19 | National League For Nursing Inc, Ohio League For Nursing | 20545 Center Ridge Rd Ste 205, Rocky River, OH 44116-3425 | OH | 1968-01 | $330,243 |
| 20 | National League Of Postmasters Of The United States, Ohio | 7834 County Road 77, Mount Hope, OH 44660-9800 | OH | 1944-12 | $24,940 |
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