Postal Code for Rocky Ridge, Maryland
The postal code for Rocky Ridge, Maryland, United States is 21778. With map location and coordinates.
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The postal code for Rocky Ridge, Maryland, United States is 21778:
| Postal code | Place | County / area | Coordinates |
|---|---|---|---|
| 21778 | Rocky Ridge | Frederick | 39.606, -77.33 |
‹ All postal codes in Maryland
Frequently asked questions
What is the postal code of Rocky Ridge?
The postal code of Rocky Ridge is 21778.
Why does Rocky Ridge have more than one postal code?
Larger towns and cities are split into several postal-code areas, each serving a different neighbourhood, PO-box range or large organisation.