Hannibal, MO zip code
Hannibal, Missouri uses one zip code: 63401. Most of it is in Marion County. Together these zip codes are home to about 21K people.
Zip codes
1
Population
21K
All zips combined
Largest zip
63401
21,489 residents
Zip codes in Hannibal
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 63401 | 21,489 | $60,036 |