- Mammoth Cave, Edmonson County, Kentucky, United States4
- Mississippi, United States4
- Monroe County, West Virginia, United States4
- New York, United States4
- Nova Scotia, Canada4
- Ohio River, United States4
- Pendleton, Anderson County, South Carolina, United States4
- Reidville, Spartanburg County, South Carolina, United States4
- Saxony, Germany4
- Spartanburg, Spartanburg County, South Carolina, United States4
- Tuscaloosa, Tuscaloosa County, Alabama, United States4
- Vermont, United States4
- Washington, Washington, District of Columbia, United States4
- Amelia County, Virginia, United States3
- Aspinwall, New Granada, Panama, Central America3
- Bad Harzburg, Harz, Lower Saxony, Germany3
- Black Oak, Berkeley County, South Carolina, United States3
- Brewer Mine, Chesterfield County, South Carolina, United States3
- Bucks County, Pennsylvania, United States3
- Charleston County, South Carolina, United States3