100 Smallest ZIP Codes in the United States by Population in Upshur County, Texas
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 Upshur County, Texas.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 75683 | ORE CITY | TX | 3,810 |
| 2 | 75755 | BIG SANDY | TX | 4,982 |
| 3 | 75640 | DIANA | TX | 5,720 |
| 4 | 75645 | GILMER | TX | 10,180 |
| 5 | 75644 | GILMER | TX | 12,902 |