The Federal Communications Commission (FCC) has granted a total of 609 licenses and call signs in the category of Amateur license in Longmont, 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 |
|---|---|---|
| KB5ZDT | PRIESTLEY, THOMAS V | 2013-05-24 |
| KB7ISK | ERICKSON, KASEY C | 2020-04-07 |
| KC0BCS | RALSTON, PAUL R | 2007-04-16 |
| KC0CNM | MILLER JR, HAROLD M | 2007-10-25 |
| KC0COW | SHEPHERD, PAUL D | 2017-11-28 |
| KC0DGR | HELLER, JAMES W | 2018-02-08 |
| KC0EHJ | MANZANARES, STANTON M | 2018-08-14 |
| KC0EOD | BETHUNE, HAROLD E | 2018-09-11 |
| KC0EXS | LEGER, JOHN G | 2009-06-30 |
| KC0EZP | MCFARLAND, JASON M | 2021-01-07 |
| KC0FNH | MATI, DORIS J | 2019-04-16 |
| KC0FNI | MATI, NICHOLAS P | 2019-04-16 |
| | ||
| KC0GOS | Wessels, Peter S | 2019-10-02 |
| KC0HEO | TOMASI, PAOLO G | 2018-05-17 |
| KC0IBK | PIKE, JAMES E | 2010-03-29 |
| KC0IBL | Barnes, Sidney E | 2010-04-28 |
| KC0IDM | Lecce-Chong, Francesco C | 2009-05-29 |
| KC0IG | HOFSTETTER, JEFFREY L | 2016-03-25 |
| KC0INY | Kellogg, Timothy M | 2020-05-07 |
| KC0JWI | Hardman, Maria K | 2021-02-05 |
| KC0JXW | Hardman, Ryan E | 2021-07-27 |
| KC0KUN | THOMAS, GREGORY R | 2021-03-29 |
| KC0KYK | Schumacher, Stephen C | 2021-04-14 |
| KC0LBH | Rousselot, Justin M | 2011-10-04 |
| KC0LVN | Nolan, Michael R | 2013-06-21 |
| KC0MEK | Hart, Rory M | 2011-11-10 |
| KC0MVX | Faberman, Ira S | 2022-05-20 |
| KC0NEV | THOMAS JR, RONALD K | 2012-02-07 |
| KC0NVW | Roth, Terrence E | 2022-08-18 |
| KC0NZW | Hess, Richard C | 2022-11-08 |
| KC0NZX | Webster III, Arthur A | 2012-06-08 |
| KC0OEC | Frederiksen, Bruce W | 2012-08-21 |
| KC0OVF | Vehrs, David E | 2012-10-23 |
| KC0PFF | Murphy, Ryan L | 2013-02-11 |
| KC0PFG | Mati, Nicholas A | 2013-01-30 |
| KC0PGL | Roberts, Tim J | 2013-05-23 |
| KC0PGM | Roberts, Joe P | 2013-05-23 |
| KC0RNF | Friberg, Scott A | 2013-10-31 |
| KC0RRT | Greenwood, Elizabeth M | 2014-06-27 |
| KC0SZM | Randal, Vincent T | 2004-08-26 |
| KC0TNO | Neves, Christopher J | 2014-09-16 |
| KC0TPM | TINDER, ROBERT W | 2014-11-04 |
| KC0TSS | Ohm, David R | 2005-01-25 |
| KC0UBL | Herrera, William Z | 2015-05-06 |
| KC0ULM | Yang, Su | 2005-05-17 |
| KC0UVQ | Miller, Phillip E | 2005-07-19 |
| KC0UVR | Dawson, Edward D | 2015-06-18 |
| KC0VJE | Perley III, Louis L | 2015-10-29 |
| KC0VPP | Olson, Kirk L | 2015-10-22 |
| KC0YDT | Galbraith, Nick L | 2006-07-11 |
| KC0YPK | Meyer, Christopher J | 2016-09-14 |
| KC0YTQ | HUTCHINS, JAY A | 2018-02-13 |
| KC0YVB | Griffith, Austin J | 2006-11-06 |
| KC0ZMN | MUELLER, URSULA | 2016-11-16 |
| KC1AGJ | Coots, William P | 2013-07-24 |
| KC2REO | SNYDER, DAVID K | 2017-03-20 |
| KC5DSB | GRIFFITH, BRUCE | 2013-07-16 |
| KC5DSG | GRIFFITH, CHRISTY A | 2013-07-16 |
| KC7MD | LONGHURST, JERRY M | 2013-10-17 |
| KC7MZH | GENTY, MARC D | 2015-08-07 |
| KC8RZN | Reuer, Larissa N | 2021-07-08 |
| KC9PHB | Edwards, Katie J | 2019-02-08 |
| KC9ZQW | Sandor, Edward W | 2013-09-30 |
| KD0AYP | Carroll, Shawn M | 2007-06-19 |
| KD0BAN | ROBERTS, STEPHEN M | 2017-09-25 |
| KD0BAO | TROUT, PAUL | 2017-03-30 |
| KD0BDZ | Bronson, Jeremy S | 2017-05-10 |
| KD0BHT | Grebe, Betty J | 2007-08-07 |
| KD0BMG | Steenburgh, Daniel F | 2018-06-19 |
| KD0BZK | Aldrich Jr, Starr E | 2007-11-06 |
| KD0CED | STARK, JENNIFER L | 2018-07-04 |
| KD0CQF | STREET, DAVID R | 2018-03-20 |
| KD0DLS | Stansberry, Christopher E | 2008-03-25 |
| KD0EHA | Rohs, David L | 2018-04-27 |
| KD0ELZ | CORNELL, LARRY G | 2020-05-28 |
| KD0FKO | Solton, Steve J | 2018-11-14 |
| KD0FQO | Anderson, Matthew | 2020-05-01 |
| KD0FTM | Reed, Wayne L | 2018-08-28 |
| KD0FVJ | Sunberg, Zachary N | 2008-12-02 |
| KD0FYF | GURNEY, RAYMOND F | 2018-09-17 |
| KD0FYM | Stephens, Jody | 2018-10-02 |
| KD0GOC | MOLLENAUER, MARK | 2019-02-26 |
| KD0GS | SHARP, GERALD R | 2015-09-01 |
| KD0GVL | Robbins, Joy A | 2009-03-12 |
| KD0GVM | Robbins, David C | 2009-03-12 |
| KD0GYG | Carlson, Timothy B | 2009-03-18 |
| KD0HAQ | Noonan, Jeffrey M | 2019-06-14 |
| KD0HHF | Eberhart, Brian P | 2009-04-13 |
| KD0IHN | Morrow, William P | 2019-05-25 |
| KD0IPZ | Smith, Phyllis Y | 2019-06-13 |
| KD0IQA | Ohlhorst, Robert D | 2019-06-19 |
| KD0IQC | Smith, Daniel F | 2019-07-10 |
| KD0JCG | Bartley, Jedediah H | 2019-07-23 |
| KD0JPE | Kennedy, John G | 2019-09-17 |
| KD0JY | PRATTE, J FRANCIS | 2018-02-09 |
| KD0JZT | NEWHALL, ILEANA C | 2020-12-29 |
| KD0KGD | Banker, Jeremiah L | 2020-01-22 |
| KD0KQM | Kaessner, Samuel J | 2010-03-11 |
| KD0KXO | KAHLER, VICKI | 2020-03-25 |
| KD0MKI | VELASQUEZ, JAMES A | 2021-06-07 |
