Overall, the species inhabits the Florida panhandle north to Massachusetts and west to Nebraska (Georgia Wildlife Federation 1999)
The Northern Copperhead (A. c. mokasen) inhabits northern Georgia and Alabama north to Massachusetts and west to Illinois.
The Southern Copperhead (A. c. contortrix) inhabits the Florida panhandle north to Southern Delaware and west to SE Missouri, SE Oklahoma and E Texas.
The Broad-banded Copperhead (A. contortrix laticinctus) ranges from northern Oklahoma to south-central Texas.
The Osage Copperhead (A. c. phaeogaster) lives in eastern Missouri to eastern Kansas and south to northeastern Oklahoma.
The Trans-pecos Copperhead (A. c. pictigaster) lives in west Texas.
Biogeographic Regions: nearctic (Native )
- Conant, R., J. Collins. 1998. A Field Guide to Reptiles and Amphibians Eastern/Central North America. New York: Houghton Mifflin Company.