Maidenhead grid
FM18ou
28 active licensees across 1 ZIP codes centered in this square. Each dot is a ZIP code, sized by licensee count.
ZIP codes
| ZIP | City | Hams |
|---|---|---|
| 20774 | Upper Marlboro, MD | 28 |
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28 active licensees across 1 ZIP codes centered in this square. Each dot is a ZIP code, sized by licensee count.
| ZIP | City | Hams |
|---|---|---|
| 20774 | Upper Marlboro, MD | 28 |