The Visitor Center for the Historic Odessa is located on the main floor of The Odessa Bank c. 1855 and houses special exhibits, information center, and accessible restrooms. Visitors are ticketed and leave on guided tours from this location. The Visitors Center and Cantwell's Tavern are fully accessible. The Corbit-Sharp House, Collins-Sharp House and Wilson-Warner Houses are partially accessible.
The firm of Pomeroy and Beers produced an atlas in 1868 called the Atlas of the State of Delaware. It was the first atlas ever published of the State of Delaware. The multi-page atlas included counties, major towns and cities including Odessa, DE.