The Federal Communications Commission (FCC) has granted a total of 372 licenses and call signs in the category of Amateur license in Castle Rock, Colorado. 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 |
|---|---|---|
| KF0JKW | KELTON, RANDA J | 2022-05-24 |
| KF0JQZ | STRUCK, DAVID K | 2022-06-22 |
| KF0KHG | Fudge, Chris | 2022-09-13 |
| KF0KLP | Baker, Gordon R | 2022-10-01 |
| KF0KOU | Bylin, John K | 2022-10-18 |
| KF0LCO | WALKER, RYAN E | 2022-12-20 |
| KF0LCY | Baxter, Adam J | 2022-12-22 |
| KF0LJV | RICHMEIER, TROY J | 2023-01-31 |
| KF0LPJ | Pervere, Shannon S | 2023-02-22 |
| KF0LYZ | Knittel, Christopher S | 2023-03-21 |
| KF0MHU | ADAMS, CURT | 2023-04-18 |
| KF0MMQ | Varga, James V | 2023-05-02 |
| | ||
| KF0MNA | WRIGHT, KELLY R | 2023-05-03 |
| KF4ORW | PARKER, RICHARD L | 2016-11-08 |
| KF4WDF | SWANSON, WILLIAM P | 2018-01-27 |
| KF5ZIA | Patin, Charles S | 2013-11-26 |
| KF6FQC | MELVILLE II, JOHN G | 2016-06-21 |
| KF6HXI | Miller, John T | 2018-06-26 |
| KF6MNN | DEVEAUX, NATHAN D | 2020-06-09 |
| KG0OB | CALUORI, PETER J | 2013-05-09 |
| KG5UBN | Simle, Robert M | 2017-07-10 |
| KG6HAT | Young, Rick A | 2012-04-17 |
| KG6MGZ | BERGLUND, MICHAEL D | 2022-10-01 |
| KH0EX | GABBIE, OWEN J | 2016-08-26 |
| KH7HY | SMITH, RICHARD A | 2017-10-21 |
| KI0CH | MORGAN, ROBERT M | 2014-04-23 |
| KI4FMQ | NATION, DOLF C | 2014-02-19 |
| KI4OQP | BUTLER, GREGORY D | 2006-04-10 |
| KI6DKB | Stucky, Donna M | 2016-03-04 |
| KI6YZZ | Melikian, Gregory P | 2019-02-05 |
| KK4BWO | Foglietti, Rebecca V | 2021-06-15 |
| KK4MUM | Florido, Melissa A | 2012-11-21 |
| KL7O | O DAY, DENNIS J | 2014-06-17 |
| KM4BTJ | Canepa, Jason A | 2014-05-29 |
| KM6CTR | BACCUS, DESIREE M | 2016-05-17 |
| KM6NAD | Ross, Gary S | 2017-10-05 |
| N0AEB | WACHENDORF, ROBERT V | 2008-03-13 |
| N0CGJ | WILLIAMS, ROGER A | 2015-10-07 |
| N0FOB | JAMES III, BENJAMIN Q | 2019-10-19 |
| N0KKY | GRYDE JR, STANLEY K | 2020-02-25 |
| N0KKZ | VON GLAHN JR, RICHARD G | 2018-05-11 |
| N0LPG | JAMES, ANNETTE C | 2019-12-06 |
| N0SBG | JUNGE, ADAM O | 2022-04-16 |
| N0WPE | OLSEN, JOANNA A | 2023-05-03 |
| N0XLF | Rademacher, Brian S | 2014-01-22 |
| N0YDQ | BREND, MATTHEW J | 2014-01-24 |
| N5VFM | STEPHENS SUTTON, DEBORAH L | 2021-06-02 |
| N6UWT | MOLDENHAUER, KEVIN S | 2009-02-17 |
| N7UEY | MC CARTHY, THOMAS E | 2013-03-28 |
| N8ULM | GLEIM, JAMES P | 2012-04-21 |
| N9NNK | BONKOSKI, DUWAYNE M | 2023-01-11 |
| W0OMT | ENGLER, WILLIAM J | 2016-08-31 |
| W1IOO | COOLEDGE JR, WALLACE H | 2012-12-28 |
| W4OHS | FIGEL JR, WALTER | 2019-06-18 |
| W9MDL | BATCHELOR, JOHN R | 2017-12-06 |
| WA0AHA | PETRIK, ROBERT F | 2006-04-05 |
| WA0FAE | ADKINS, WILLIAM S | 2014-02-24 |
| WA0OXM | RANDALL, ROBERT T | 2016-12-09 |
| WA0TVD | CHRISTIANSON, TIMOTHY H | 2006-02-28 |
| WA2LLQ | LOISELLE, RICHARD E | 2008-11-25 |
| WA4RVN | TURNER, WILLIAM R | 2015-12-18 |
| WA6KPI | DIAMOND, MICHAEL D | 2014-08-29 |
| WA7WGN | Fuller, Bert P | 2003-09-24 |
| WA9TCW | DE PUE, STANLEY J | 2017-07-26 |
| WA9TJG | GOLD, MARSHA D | 2021-04-08 |
| WB0CUC | FIGAL, JOHN A | 2015-12-15 |
| WB0HAD | Hart, Joseph G | 2015-01-27 |
| WB0LZZ | GILLINGHAM, JAMES M | 2008-08-05 |
| WB0PMG | FARNHAM, DAVID B | 2020-09-21 |
| WB0TTW | OLSEN, JOEL T | 2011-09-21 |
| WB5PJB | SUTTON, GARY T | 2021-06-02 |
| WH6GG | TOMLINSON, GAVIN P | 2022-03-23 |
