Postal reference / United States
21404Annapolis, Maryland
ZIP code 21404 is a United States postal code for Annapolis, Maryland. Its county association is Anne Arundel County. The map reference point is at 38.9784, -76.4922.
- State / territory
- Maryland
- Recorded place name
- Annapolis
- County association
- Anne Arundel
- Estimated coordinate
- 38.9784, -76.4922
View on OpenStreetMap - ZIP prefix
- 214 · 8 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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Maryland directoryOther ZIP codes in Annapolis, MD
Annapolis has 8 ZIP codes in the reference dataset.
Nearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 21402 | Annapolis | MD | Anne Arundel | 1.3 |
| 21403 | Annapolis | MD | Anne Arundel | 1.8 |
| 21401 | Annapolis | MD | Anne Arundel | 3.2 |
| 21012 | Arnold | MD | Anne Arundel | 4.8 |
| 21405 | Annapolis | MD | Anne Arundel | 4.8 |
| 21037 | Edgewater | MD | Anne Arundel | 5.2 |
| 21409 | Annapolis | MD | Anne Arundel | 5.3 |
| 21140 | Riva | MD | Anne Arundel | 5.4 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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