100 Largest ZIP Codes in the United States by Population in Seward County, Kansas
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 Seward County, Kansas.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 67901 | LIBERAL | KS | 20,990 |
| 2 | 67859 | KISMET | KS | 671 |