Effingham, KS zip code
Effingham, Kansas uses one zip code: 66023. Most of it is in Atchison County. Together these zip codes are home to about 1.2K people.
Zip codes
1
Population
1.2K
All zips combined
Largest zip
66023
1,189 residents
Zip codes in Effingham
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 66023 | 1,189 | $55,759 |