Postal reference / United States
52004Dubuque, Iowa
ZIP code 52004 is a United States postal code for Dubuque, Iowa. Its county association is Dubuque County. The map reference point is at 42.5006, -90.6646.
- State / territory
- Iowa
- Recorded place name
- Dubuque
- County association
- Dubuque
- Estimated coordinate
- 42.5006, -90.6646
View on OpenStreetMap - ZIP prefix
- 520 · 46 ZIP codes share it
- Data source
- GeoNames postal reference, snapshot September 26, 2026
GeoNames reference data. County associations may not include every intersecting county, place names are postal names rather than legal boundaries, and coordinates are approximate. This is not address validation.
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Iowa directoryOther ZIP codes in Dubuque, IA
Dubuque has 5 ZIP codes in the reference dataset.
Nearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 52099 | Dubuque | IA | Dubuque | 0.0 |
| 52001 | Dubuque | IA | Dubuque | 1.3 |
| 52003 | Dubuque | IA | Dubuque | 2.6 |
| 61025 | East Dubuque | IL | Jo Daviess | 3.2 |
| 52002 | Dubuque | IA | Dubuque | 3.8 |
| 53812 | Kieler | WI | Grant | 6.4 |
| 53824 | Sinsinawa | WI | Grant | 6.6 |
| 53811 | Hazel Green | WI | Grant | 8.2 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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