https://nonprofitlocator.org/organizations/ct/middle-haddam/060789488-the-middle-haddam-public-library-incorporated
https://nonprofitlocator.org/organizations/ct/middle-haddam/066044597-haddam-neck-fair-associaton
https://nonprofitlocator.org/organizations/ct/middle-haddam/066084103-federated-garden-clubs-of-connecticut-incorporated
https://nonprofitlocator.org/organizations/ct/middle-haddam/753174925-middle-haddam-association-incorporated