The Federal Communications Commission (FCC) has granted a total of 921 licenses and call signs in the category of Amateur license in Boulder, 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 |
|---|---|---|
| WB2CBU | BORSUK, MICHAEL H | 2013-07-09 |
| WB2DVS | GOLDMAN, PETER D | 2017-08-05 |
| WB2UHO | CANUP, MARGARET M | 2017-04-03 |
| WB3GSC | BRODSKY, AARON S | 2019-04-02 |
| WB6HWF | HATA, RON | 2019-10-04 |
| WB6IVF | Leary, Gerard L | 2017-08-23 |
| WB6PPB | CHURCH, RAYMOND A | 2014-11-10 |
| WB6RGC | HANSEN, DOUGLAS C | 2014-11-25 |
| WB7BGJ | HALLQUIST, KEVIN O | 2021-01-28 |
| WB9AIA | SWANSON JR, DANIEL G | 2016-06-01 |
| WB9VYD | HOLOWICKI, GARY S | 2019-01-30 |
| WD0AGA | RITTENHOUSE, LARRY E | 2017-01-06 |
| WD0AIO | BAILEY, GEORGE P | 2015-04-29 |
| WD0FFI | CONLY, DOUGLAS J | 2019-11-26 |
| WD0FLA | GOODHEIM, BRIAN L | 2017-09-06 |
| WD4CMD | NEBEN, GARY | 2020-05-27 |
| WD5JMU | GOLDSTEIN, CLIFFORD W | 2005-03-23 |
| WD9EUV | VORAN, STEPHEN D | 2017-10-24 |
| WE7A | Brown, Philip L | 2017-08-18 |
| WH6EBX | HALL, ROGER W | 2023-02-24 |
| WT0M | HINE, GREGORY S | 2019-01-02 |
