| Call | Name | City | State | Class | Old Call | Effective Date | Expiration Date | Status |
|---|---|---|---|---|---|---|---|---|
| AC0YL | COLORADO YLS | LITTLETON | CO | KC0PQW | 04/09/2014 | 04/24/2024 | Active | |
| AD0OZ | HUBER, BLAKE | Littleton | CO | E | KE0CXV | 06/28/2022 | 07/24/2032 | Active |
| AE0JS | DOWDLE, JAMES F | LITTLETON | CO | E | KE0FFM | 07/22/2015 | 07/22/2025 | Active |
| K0DES | Stoner, David E | Littleton | CO | G | KC0ELW | 01/19/2017 | 02/13/2027 | Active |
| KC0OZY | Manos, Christopher A | Littleton | CO | E | 02/07/2003 | 02/07/2013 | Cancelled | |
| KD0EYF | McComb, John G | Littleton | CO | G | 08/12/2008 | 08/12/2018 | Cancelled | |
| KD0FHN | Rimer, Craig W | Littleton | CO | T | 10/02/2008 | 10/02/2018 | Expired | |
| KD0PSI | Mohebbi, Siamak B | Littleton | CO | E | 08/10/2021 | 10/06/2031 | Active | |
| KD0YML | Labit, Jeromy P | Littleton | CO | G | 12/13/2013 | 12/13/2023 | Cancelled | |
| KE0DEA | Ross, Michael R | Littleton | CO | T | 02/17/2015 | 02/17/2025 | Active | |
| KE0ELX | Glenn Valenta Memorial Amateur Radio Club | Littleton | CO | 05/18/2015 | 05/18/2025 | Active | ||
| KE0FFM | DOWDLE, JAMES F | LITTLETON | CO | E | 07/22/2015 | 07/22/2025 | Cancelled | |
| KF6JLY | Miller Jr, Edwin | Littleton | CO | T | 03/08/2019 | 03/08/2029 | Active | |
| KT0F | MUHR, JOHN E | LITTLETON | CO | E | 12/13/2016 | 01/21/2027 | Active | |
| N0NDF | CAMPBELL, CHRISTOPHER C | Littleton | CO | E | 01/06/2021 | 03/26/2031 | Active | |
| N0WBV | MUHR, CHERYL A | LITTLETON | CO | E | 02/19/2013 | 03/23/2023 | Active | |
| N3HQ | Manos, Christopher A | Littleton | CO | E | KC0OZY | 04/02/2013 | 06/28/2023 | Active |
| WA9QHO | WILSON, KENNETH E | LITTLETON | CO | A | 04/16/2013 | 04/16/2023 | Active | |
| WD0AOS | Ladewig, Roy D | LITTLETON | CO | T | 01/30/2019 | 08/04/2028 | Active |