Category:Built in Delaware in 1798
- States of the United States
- California
- Connecticut
- Delaware
- Kentucky
- Maryland
- Massachusetts
- Mississippi
- Missouri
- New Hampshire
- New Jersey
- New York
- Ohio
- Pennsylvania
- South Carolina
- Tennessee
- Vermont
- Virginia
- District of Columbia
- Washington, D.C.
- Insular areas
- Minor Outlying Islands
![]() |
← 1790-1791-1792-1793-1794-1795-1796-1797-1798-1799 → |