Hannibal Zip Codes - Marion County MO

Hannibal, MO Zip Code Map

Hannibal, MO is a city located in Marion County, Missouri and has a land area of 110.91 square miles (287.26 km2). The water area for the city is 1.89 square miles or 4.90 km2. There is one unique zip code in Hannibal, Missouri and it is 63401. The area code(s) for Hannibal is 573.

Zip Codes for Hannibal, MO (1)
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63401 Hannibal Marion

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