City · Maryland · United States
Simpsonville, MD — ZIP codes
1 ZIP code · Howard County
- City
- Simpsonville
- County
- Howard
- State
- Maryland
- Country
- United States
- Postal code
- 21150Single source
- Coordinates
- 39.2364, -76.9419 View on OpenStreetMap
- Area codes
- 410, 443, 667 (from the nearest rate centre)
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 21150 | Simpsonville | Single source |
Sources and verification
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.
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