Civic Organizations
| Organization Name | Address | City | State | Zip |
|---|---|---|---|---|
| American Legion Oscar Swanson Post 67 | 17 Thompson Hill Road | N. Grosvenordale | CT | 06255 |
| Boy Scouts Troop 66 Camp Waldron | 108 Mountain Hill Road | N. Grosvenordale | CT | 06255 |
| Cub Scouts Troop 66 Camp Waldron | 108 Mountain Hill Road | N. Grosvenordale | CT | 06255 |
| Eastern CT Amateur Radio Association | PO Box 63 | Dayville | CT | 06241 |
| Friends of the Library | 934 Riverside Drive | N. Grosvenordale | CT | 06255 |
| Girl Scout Troop 65217 (Brownies & Junior) | 73 Wilsonville Road | N. Grosvenodale | CT | 06255 |
| Girl Scout Troop 65421 | 310 Quaddick Town Farm Road | Thompson | CT | 06277 |
| Habitat for Humanity of Eastern CT | 377 Broad Street | New London | CT | 06320 |
| Putnam Lodge of Elks #574 | 64 Edmond Street | Putnam | CT | 06260 |
| Quaddick Lake Association | PO Box 408 | Thompson | CT | 06277 |
| Quinebaug Pathfinder Club | 768 Quinebaug Rd PO Box 253 | Thompson | CT | 06262 |
| Thompson Historical Society | PO Box 478 | Thompson | CT | 06277 |
| Thompson Lion's Club | PO Box 28 | Thompson | CT | 06277 |
| Thompson Rod and Gun Club | 93 Brandy Hill Road | Thompson | CT | 06277 |
| Thompson Senior Citizens Club | PO Box 263 | Thompson | CT | 06277 |
| Thompson Together | 988 Quaddick Town Farm Road | Thompson | CT | 06277 |
| TMHS Alumni Association | 640 Fabyan Road | N. Grosvenordale | CT | 06255 |
| Valley Springs Sportsman's Club | PO Box 323 | N. Grosvenordale | CT | 06255 |
| VFW Post 10088 Ladies Auxiliary | PO Box 228 | Quinebuag | CT | 06262 |