100 Smallest ZIP Codes in the United States by Population in Buffalo County, Wisconsin
Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Buffalo County, Wisconsin.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 54756 | NELSON | WI | 947 |
| 2 | 54610 | ALMA | WI | 1,547 |
| 3 | 54622 | COCHRANE | WI | 1,971 |
| 4 | 54629 | FOUNTAIN CITY | WI | 2,471 |
| 5 | 54755 | MONDOVI | WI | 7,419 |