100 Largest ZIP Codes in the United States by Population in Harding County, South Dakota
Explore the 100 largest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Harding County, South Dakota.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 57720 | BUFFALO | SD | 695 |
| 2 | 57724 | CAMP CROOK | SD | 238 |
| 3 | 57755 | LUDLOW | SD | 130 |
| 4 | 57651 | REVA | SD | 73 |
| 5 | 57650 | RALPH | SD | 13 |