| Y'S |
| Gps. |
| Socs. |
| Grps. |
| Orgs. |
| Pro grps. |
| AAA and NRA |
| Trade grps. |
| Bus. lobbies |
| Kin of orgs. |
| Clubs: Abbr. |
| NBA and others |
| NOW and others |
| Leagues: Abbr. |
| AARP and NAACP |
| Lobbying orgs. |
| Community orgs. |
| The NBA and NCAA |
| Like-minded gps. |
| Like-minded orgs. |
| Some sports orgs. |
| Professional gps. |
| Federations: Abbr. |
| Relatives or orgs. |
| Professional grps. |
| Charity orgs., maybe |
| Organizations (Abbr.) |
| Y.M.C.A. and Y.M.H.A. |
| Special interest gps. |
| AARP and others: Abbr. |
| Special interest grps. |
| Organized bodies: Abbr. |
| Gps. with similar goals |
| NCAA and NAACP, for two |
| They often have organs: Abbr. |
| Some convention organizers: Abbr. |
| Foundation of many lobbies: Abbr. |