https://nonprofitlocator.org/organizations/nh/croydon/020331748-croydon-volunteer-fire-department-incorporated https://nonprofitlocator.org/organizations/nh/croydon/020510813-croydon-historical-society https://nonprofitlocator.org/organizations/nh/croydon/237590072-knights-of-pythias-grand-lodge-domain-of-new-hampshire