Worthington, IA zip code
Worthington, Iowa uses one zip code: 52078. Most of it is in Dubuque County. Together these zip codes are home to about 870 people.
Zip codes
1
Population
870
All zips combined
Largest zip
52078
870 residents
Zip codes in Worthington
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 52078 | 870 | $97,778 |