Chamber of Commerce for Darke County 622 South Broadway, Greenville, OH 43551, 937-548-2102, Working to promote member businesses throughout Greenville, the Chamber of Commerce also offers assistance to visitors and new residents. 

Darke County Visitors Bureau 202 East Main Street, Greenville, OH 45331, 937-548-5158, 800-504-2995, A central resource for visitor information for the town of Greenville, Ohio and Darke County. more... 

Annie Oakley Foundation P.O. Box 127, Greenville, OH 45331, 937-547-3966, Dedicated to accurately preserving Annie Oakley's history, the Foundation maintains a large collection of photographs and arranges slides shows upon request.

Darke County Center for the Arts P.O. Box 718, Greenville, OH 45331, Henry St. Clair Memorial Hall, 937-547-0908, Formed in 1978 by Clara Elliott, this group is a community arts council working to promote the development of and appreciation for cultural arts.