The Federal Communications Commission (FCC) has granted a total of 21 licenses and call signs in the category of Ship Recreational or Voluntarily Equipped license in Silver Spring, Maryland. Select a call sign from the table below to view its details such as the date of authorization, expiration date, service description, and so forth.
| Call Sign | License Holder Name | Date of Authorization |
|---|---|---|
| WDC2981 | ratcliffe, raymond j | 2014-10-10 |
| WDD9264 | Todd, Patrick F | 2007-08-21 |
| WDE6545 | DOC / NOAA / NOS / OCS / NSD / NRB R/V BAY HYDRO II | 2018-08-28 |
| WDF6256 | Dunnigan, John H | 2010-11-23 |
| WDF7228 | Cubitt, Code W | 2011-03-17 |
| WDG4809 | Eastern Diversified Properties | 2012-07-25 |
| WDG5576 | glen muir technologies inc | 2012-10-03 |
| WDG7938 | Cady, Ralph E | 2023-02-01 |
| WDH2392 | Lawson, Dan | 2013-11-30 |
| WDH5107 | Rebois, Robert V | 2014-05-31 |
| WDH9059 | Campbell, Thomas K | 2015-03-31 |
| WDI2632 | O'Neill, Trevor M | 2015-06-23 |
| WDJ2332 | Martin, John | 2016-10-05 |
| WDJ2473 | O'Donnell, John L | 2016-10-18 |
| WDJ3927 | O'Keefe, Kevin R | 2017-02-14 |
| WDJ4729 | Atalay, Kadri M | 2017-04-04 |
| WDK5279 | Niyomsub, Daniel B | 2018-10-23 |
| WDK5284 | Lewis, Jacob D | 2018-10-23 |
| WDL3151 | Huergo, Jennifer L | 2019-10-30 |
| WDL6573 | Leclair, Denise C | 2020-06-30 |
| WDL9935 | Eckerson Jr, Harold D | 2021-02-23 |
