- Amherst Island Women's Institute
Historic District: Lennox and Addington Active: Yes
Historic District: Lennox and Addington Active: Yes
Federated Women's Institutes of Ontario
- Grandview Women's Institute
Historic District: Lennox Active: No
Historic District: Lennox Active: No
Federated Women's Institutes of Ontario
- Maple Ridge Women's Institute
Historic District: Lennox Active: Yes Index of a Tweedsmuir Book (1933-1973) is on Internet Archive.
Historic District: Lennox Active: Yes Index of a Tweedsmuir Book (1933-1973) is on Internet Archive.
Federated Women's Institutes of Ontario
- Roblin Women's Institute
Historic District: Lennox Active: No
Historic District: Lennox Active: No
Federated Women's Institutes of Ontario
- Camden East Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Centreville Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Cloyne Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Croyden Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Denbigh Dames Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Enterprise Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Fifth Lake Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Moscow Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Newburgh Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Reidville Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Reidville and Camden East Women's Institute
Historic District: Addington Active: Yes
Historic District: Addington Active: Yes
Federated Women's Institutes of Ontario
- Tamworth Women's Institute
Historic District: Addington Active: No Amalgamated: Yes
Historic District: Addington Active: No Amalgamated: Yes
Federated Women's Institutes of Ontario
- Yarker Colebrook Women's Institute
Historic District: Addington Active: No
Historic District: Addington Active: No
Federated Women's Institutes of Ontario
- Adolphustown Women's Institute
Historic District: Lennox Active: No
Historic District: Lennox Active: No
Federated Women's Institutes of Ontario
- Bath Women's Institute
Historic District: Lennox Active: No
Historic District: Lennox Active: No
Federated Women's Institutes of Ontario
- Bay View Women's Institute
Historic District: Lennox Active: No
Historic District: Lennox Active: No
Federated Women's Institutes of Ontario