| Other organizations in Massachusetts |
| Id | Name | Address | State | Established | Total Income |
| 1 | Blacks In Government | Po Box 6064, Boston, MA 02114-6064 | MA | 1993-10 | $0 |
| 2 | Blacks In Government | 14 Linwood Square, Roxbury, MA 02119 | MA | 1981-01 | $0 |
| 3 | Blacks In Government | 10 Beckman Street, Worcester, MA 01607 | MA | 1993-10 | $0 |
| 4 | Blessed Sacrament Parish | 14 Summer St, Saugus, MA 01906-2139 | MA | 1946-03 | $0 |
| 5 | Blet Division 112 C/O Robert A Fontaine | 86 Peabody Lane, Greenfield, MA 01301 | MA | 1940-08 | $0 |
| 6 | Blet Division 191 C/O Dana J Gifford | 11 Park Street, Brookline, MA 02146 | MA | 1940-08 | $0 |
| 7 | Blue Knights Motorcycle Club | 44 Junior St, New Bedford, MA 02740 | MA | 1989-09 | $0 |
| 8 | Blue Knights Motorcycle Club | 100 Studley Avenue, Brockton, MA 02301 | MA | 1991-10 | $0 |
| 9 | Blue Knights Motorcycle Club Ma Iv | 180 Pleasant Street, Dalton, MA 01226 | MA | 2012-09 | $0 |
| 10 | Blue Knights Motorcycle Club, Blue Knights International Law Enforcement Motorcycle Club Massachusetts Vi - Cape Cod & Islands Chapter | 4 Kayajan Avenue, Buzzards Bay, MA 02532-5563 | MA | 1991-10 | $0 |
| 11 | Blue Water Brotherhood Inc | 42 Winter Street, Pembroke, MA 02359 | MA | | $0 |
| 12 | Blues For Veterans Association | PO BOX 507, Woburn, MA 01801-0507 | MA | 2013-08 | $65,077 |
| 13 | Bnai Brith International | 203 Pomeroy Avenue, Pittsfield, MA 01201 | MA | 1997-01 | $0 |
| 14 | Bnai Brith International | 2 Lantern Lane, Worcester, MA 01609 | MA | 1997-01 | $0 |
| 15 | Booksellers Of Harvard Square Inc | 1400 Massachusetts Ave, Cambridge, MA 02138 | MA | 1999-04 | $0 |
| 16 | Boston Agility Racing K-9s Inc | 80 Craigie St, Somerville, MA 02143 | MA | 1997-02 | $0 |
| 17 | Boston Area Solar Energy Association Inc | Po Box 44-1017, West Somerville, MA 02144 | MA | 2013-08 | $0 |
| 18 | Boston Avenue Housing Corporation Inc | 59 Boston Avenue, Medford, MA 02155 | MA | 2013-01 | $0 |
| 19 | Boston Braves Historical Association | P O Box 67195, Chestnut Hill, MA 02467 | MA | | $0 |
| 20 | Boston Cancer Policy Institute Inc | 421 Somerville Avenue 1-A, Somerville, MA 02143-3243 | MA | 2013-07 | $0 |
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