Area Code 605
Area code 605 is associated with South Dakota. It connects to 384 ZIP codes across 362 cities, with an estimated combined population of 824,790.
Area details
- Area code
- 605
- States covered
- South Dakota
- States count
- 1
- ZIP codes
- 384
- Cities
- 362
- Population
- 824,790
Related ZIP codes
Open ZIP state pageAbout area code 605
Area code 605 is a useful lookup entry for South Dakota. It helps connect phone-number geography with ZIP code coverage, city clusters, and state-level browsing. Use the related ZIP cards above to move deeper into the postal data for this region.
If you are browsing by state, you can continue with South Dakota lookup pages for ZIP codes and area codes.