Postal reference / United States
20643Ironsides, Maryland
ZIP code 20643 is a United States postal code for Ironsides, Maryland. Its county association is Charles County. The map reference point is at 38.5039, -77.1483.
- State / territory
- Maryland
- Recorded place name
- Ironsides
- County association
- Charles
- Estimated coordinate
- 38.5039, -77.1483
View on OpenStreetMap - ZIP prefix
- 206 · 68 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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Browse the other 604 ZIP codes recorded for Maryland, sorted by code with place and county.
Maryland directoryNearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 20693 | Welcome | MD | Charles | 3.8 |
| 20658 | Marbury | MD | Charles | 4.1 |
| 20662 | Nanjemoy | MD | Charles | 4.8 |
| 20677 | Port Tobacco | MD | Charles | 5.8 |
| 20640 | Indian Head | MD | Charles | 6.7 |
| 22135 | Quantico | VA | Prince William | 8.0 |
| 20646 | La Plata | MD | Charles | 8.9 |
| 22026 | Dumfries | VA | Prince William | 8.9 |
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