The Federal Communications Commission (FCC) has granted a total of 75 licenses and call signs in the category of Restricted Operator license in Thornton, 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 |
|---|---|---|
| RL00001280 | Peck, Ryan E | 2003-09-03 |
| RR00002400 | Moore MR., Russell D | 2001-08-18 |
| RR00002548 | RYAN, WILLIAM T | 2001-08-24 |
| RR00010489 | Gossett, John B | 2003-02-05 |
| RR00010804 | HANSEN, GENTRY M | 2003-02-20 |
| RR00012665 | HAYES, JONATHAN A | 2003-06-10 |
| RR00014510 | COLLINS, DUSTIN R | 2003-10-17 |
| RR00014937 | Mead, Gregory A | 2003-11-14 |
| RR00015146 | Hunt, James M | 2003-11-25 |
| RR00022632 | Armstrong, Eric D | 2004-09-21 |
| RR00025699 | English, Michael R | 2005-02-05 |
| RR00028452 | Popiel, Steven Y | 2005-05-19 |
| | ||
| RR00028956 | Dyer, Edwin L | 2005-06-07 |
| RR00032957 | Breznau, Ryan E | 2005-11-22 |
| RR00034804 | WIDHALM, DAVID C | 2006-02-14 |
| RR00035566 | BOZLINSKI, LANCE M | 1997-05-09 |
| RR00036732 | Toussaint Mr, Alexandre M | 2006-04-25 |
| RR00037141 | Johnson, Ryan J | 2006-05-10 |
| RR00038770 | Kinsey, Dale L | 2006-07-21 |
| RR00042144 | Dickinson, Jeremy C | 2006-11-07 |
| RR00044857 | Appenzeller, Eric J | 2007-02-14 |
| RR00047065 | Schafer, James E | 2007-04-14 |
| RR00055656 | Prichard Mr., Henry A | 2008-01-12 |
| RR00060698 | Carapetyan, Skye | 2008-07-31 |
| RR00075663 | Kuzneski, John A | 2011-01-18 |
| RR00077251 | Twedell, Matthew K | 2011-03-19 |
| RR00081683 | Williams, Seth D | 2011-09-16 |
| RR00084801 | Denham, David B | 2012-02-18 |
| RR00086411 | Rosenwald, Kyle P | 2012-04-27 |
| RR00092897 | Carder, Nicolas B | 2013-02-21 |
| RR00099575 | Meyer, Justin R | 2014-01-10 |
| RR00111143 | DeVries, Scott T | 2015-04-09 |
| RR00114852 | Recher Mr, Lane L | 2015-09-15 |
| RR00121201 | Vetter, Vincient C | 2016-05-05 |
| RR00123671 | Hall, Derek R | 2016-08-03 |
| RR00124827 | Rodenburg, Andrew D | 2016-09-15 |
| RR00126271 | Roth, Curtis C | 2016-11-03 |
| RR00131829 | Barr, Stephen L | 2017-05-10 |
| RR00132611 | DeJac, Corey J | 2017-06-06 |
| RR00137471 | Dillahunty, Carson M | 2017-11-08 |
| RR00138548 | Wolfmeier, Nelson J | 2017-12-12 |
| RR00139594 | Buckley, Erik B | 2018-01-17 |
| RR00139595 | Daniels, Ryan J | 2018-01-17 |
| RR00140298 | Upton, Amy M | 2018-02-06 |
| RR00140960 | Kirkpatrick, Solomon A | 2018-02-24 |
| RR00142515 | Cabrera, Efrain A | 2018-04-10 |
| RR00146359 | Samaras, George L | 2018-07-27 |
| RR00149212 | Barzelatto, Brett I | 2018-10-22 |
| RR00149821 | RICKERT, RICHARD | 2018-11-06 |
| RR00151580 | Kuenning, Jeremy A | 2019-01-30 |
| RR00155537 | Vanek, Jan | 2019-04-23 |
| RR00157008 | Waldauer, Kobie A | 2019-05-30 |
| RR00157361 | Merkhofer, Matthew S | 2019-06-08 |
| RR00161988 | Clements, Jonathan W | 2019-10-17 |
| RR00163248 | Macias, Stephan | 2019-11-23 |
| RR00164684 | Glover, Bradley J | 2020-01-07 |
| RR00164769 | Nestor, Ryan M | 2020-01-09 |
| RR00165653 | Conger, Jacob M | 2020-01-31 |
| RR00166331 | Nies Jr, August E | 2020-02-19 |
| RR00166858 | Hale, Cody S | 2020-02-29 |
| RR00176168 | Dobbels, Daniel A | 2021-06-03 |
| RR00177199 | Nudelman, Mark E | 2021-07-01 |
| RR00178630 | Richmond, Sean P | 2021-08-10 |
| RR00180411 | Krummel, Charlie J | 2021-09-21 |
| RR00193074 | Weingarten, Tyler | 2022-07-12 |
| RR00193305 | Mervil, Maxilien | 2022-07-16 |
| RR00193537 | Cochrane, Dominic M | 2022-07-20 |
| RR00195454 | Conradie, Mary K | 2022-08-31 |
| RR00196948 | Feliciano, Jacob | 2022-09-29 |
| RR00201170 | Carder, Nicolas J | 2023-01-04 |
| RR00201326 | Wallin, Molly B | 2023-01-06 |
| RR00202882 | Delaney, Christopher D | 2023-02-03 |
| RR00203063 | BANUELOS, ANDREA | 2023-02-07 |
| RR00203149 | Collier, Matthew R | 2023-02-09 |
| RR00206008 | McKeon-Schmid, Amanda L | 2023-04-04 |
