| Other organizations in Massachusetts |
| Id | Name | Address | State | Established | Total Income |
| 1 | Nina King Lavin 2002 Charitable Rem Annuity Trust, Bruce Von Rosenvinge Trustee | 10 Maugus Ave, Wellesley Hls, MA 02481-7619 | MA | | $0 |
| 2 | North Andover United Inc | 81 Prescott Street, North Andover, MA 01845 | MA | 2009-03 | $0 |
| 3 | North Shore Christian Homeschoolers, Nsch | 520 Sharpners Pond Rd, North Andover, MA 01845 | MA | | $0 |
| 4 | Northeast Chapter National Association Of Oil Heating Service | 12 Fairlawn St, Malden, MA 02148 | MA | 1989-05 | $609 |
| 5 | Northgate Association | 15 Northgate Road, Wellesley, MA 02481 | MA | | $0 |
| 6 | Ocean Shores Tenants Rights Association | 50 Lynnway Apt 721, Lynn, MA 01902 | MA | | $0 |
| 7 | Odeon Charitable Remainder Unitrust, Carson Robert L Trustee | 1000 Winter St Box 203, Waltham, MA 02451-1436 | MA | | $0 |
| 8 | Oel Foundation | 20 Ripley Rd, Medford, MA 02155 | MA | 2009-08 | $0 |
| 9 | Ojai Ranch & Investment Company 2004 Charitable Remainder Unitrust, Myers-Kauppila Mary Ttee | 29 Commonwealth Ave Ste 201, Boston, MA 02116-3355 | MA | | $0 |
| 10 | Oliver F & Esther Ames Charitable Remainder Unitrust, Ames Oliver F Ttee | 75 Federal St Ste 2100, Boston, MA 02110-1926 | MA | | $0 |
| 11 | Omega Psi Phi Fraternity Inc - Gamma Chapter | 190212, Roxbury, MA 02119 | MA | | $0 |
| 12 | Omicron Delta Epsilon Internatioanl Honor Society In Economics Inc | 415 South Street, Waltham, MA 02453-2728 | MA | 1974-01 | $0 |
| 13 | Omicron Delta Epsilon International Honor Society In Economics Inc | 285 Old Westport Road, N Dartmouth, MA 02747 | MA | 1974-01 | $0 |
| 14 | Open Inc, Citizens For The Future Of Newton Inc | 163 Suffolk Road, Chestnut Hill, MA 02467 | MA | 1995-01 | $0 |
| 15 | Oras Place Inc | 79 Thatcher Street, Hyde Park, MA 02136 | MA | 2014-06 | $0 |
| 16 | Order Of Eastern Star Of Massachusettes 109 Samoset | 2 Hillcrest Road Ste1, Foxborough, MA 02035 | MA | | $0 |
| 17 | Oric Charit Remainder Uni Tr 110895, Myers William G Ttee | 29 Commonwealth Ave Ste 201, Boston, MA 02116-3355 | MA | | $0 |
| 18 | Ox Bow Water Ski Club Inc | Po Box 247, Middlefield, MA 01243 | MA | 1982-02 | $0 |
| 19 | Parents Without Partners Inc | Po Box 121, Burlington, MA 01803 | MA | 1969-03 | $0 |
| 20 | Parents Without Partners Inc, Parents Without Partners Zone A Inc | 414 Harvard Court, Whitman, MA 02382 | MA | 1969-03 | $0 |
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