Federal Communications Commission (FCC) has granted 193 radio service licenses and call signs in Mount Airy, Maryland. Select a service category from the following table to research licenses and call signs in that category.
| Radio Service Category | Number of Licenses |
|---|---|
| Amateur licenses | 105 |
| General Mobile Radio (GMRS) licenses | 44 |
| Vanity licenses | 26 |
| Restricted Operator licenses | 13 |
| Aircraft licenses | 4 |
| Ship Compulsory Equipped licenses | 1 |
