ZIP code · Dubuque · Iowa · United States

ZIP code 52004 — Dubuque

Name: Dubuque (52004)
Address: Iowa, 52004, US

ZIP code 52004 serves Dubuque, Iowa.

Postal code: 52004
Single source Value from one source, not cross-checked.
City: Dubuque
County: Dubuque
State: Iowa
Country: United States
Coordinates: 42.5006, -90.6646 — precision precise (locality)
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Nearby localities

52001Dubuque
52002Dubuque
52003Dubuque
52099Dubuque

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page