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Agency, MO ZIP code

The ZIP code for Agency, Missouri is 64401. It is in Buchanan County.

Population in these ZIPs
1,757
Avg. median income
$99,400population-weighted
Typical home value
$330,900population-weighted
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ZIP codes within 10 miles

Agency, MO ZIP code list

Agency, MO ZIP codes
ZIP codePopulationMedian incomeTypical home value
644011,757$99,398$330,900

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

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Frequently asked questions

What is the ZIP code for Agency, MO?

The ZIP code for Agency, MO is 64401.

What county is Agency, Missouri in?

Agency ZIP codes are in Buchanan County.