The Federal Communications Commission (FCC) has granted a total of 64 licenses and call signs in the category of Amateur license in Sycamore, Illinois. 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 |
|---|---|---|
| AA9XF | BUSCHE, MICHAEL R | 2009-07-23 |
| AB9KW | Alborn SR, Michael J | 2022-03-02 |
| AD9AA | PICKARD, MATTHEW D | 2022-03-25 |
| K9BAG | Barick, Peter J | 2016-08-10 |
| K9JLJ | BURTZOS, RONALD G | 2013-07-31 |
| KA9FSM | WYCKOFF, JAN M | 2015-06-03 |
| KA9UFU | HENDRICKS, ROBIN A | 2018-05-14 |
| KB9APE | SCHREIBER, ALF W | 2014-01-15 |
| KB9BOK | Fugate, Michael W | 2018-04-26 |
| KB9CAG | JACKSON, THOMAS | 2011-12-05 |
| KB9FMU | RUBECK, STEPHEN D | 2021-08-17 |
| KB9KZI | GISSELER, ADAM R | 2015-08-27 |
| | ||
| KB9MBM | JOZSA, ROBERT D | 2015-08-28 |
| KB9NBR | TAKEN, WALTER R | 2016-02-16 |
| KB9OHC | GLADDEN, SAMANTHA K | 2016-12-20 |
| KB9ZPS | Kendig, Sarah D | 2012-04-05 |
| KC9ARB | Peterson, Craig | 2011-11-10 |
| KC9EIU | Weber, Janice M | 2013-04-30 |
| KC9KSH | Yong, Edward L | 2016-11-03 |
| KC9MEN | FRANCE, CHUCK | 2018-02-27 |
| KC9NLZ | WILSON, ROBERT J | 2008-04-23 |
| KC9PJM | YURS, CULLEN L | 2019-01-30 |
| KC9TNT | STILES, ROBERT A | 2011-01-26 |
| KC9UUL | MOKRYCKI, JACOB A | 2011-09-30 |
| KD0LJE | Hansen, Stephen J | 2020-06-02 |
| KD9AUL | Hayden, Chad J | 2014-03-28 |
| KD9CUG | GAUGER, RANDY J | 2015-01-02 |
| KD9GEQ | Lehuta, James S | 2016-05-05 |
| KD9GZU | BRAUN, MATTHEW A | 2016-09-22 |
| KD9HVM | Keppler, Kaleb A | 2017-02-03 |
| KD9KKP | McComb, Edward P | 2018-03-09 |
| KD9KN | SHAFF, FREDERICK W | 2014-03-13 |
| KD9KXJ | NOVAK, DANIEL | 2018-05-01 |
| KD9LFY | LENHART, DOUG A | 2018-06-14 |
| KD9LPJ | Coleman, Adam A | 2018-08-17 |
| KD9LVF | Kness, Justin V | 2018-10-17 |
| KD9PZM | Hecht, Rachel J | 2020-08-05 |
| KD9RF | DALTON, MARJORIE L | 2006-04-05 |
| KD9RNF | Elias Jr, Ricardo | 2021-01-28 |
| KD9RVW | Lanting, Jared G | 2021-02-23 |
| KD9ULL | Mansen P.E, David J | 2022-02-28 |
| KD9WJT | Filipos, James | 2023-01-24 |
| KE5ZEZ | Boughton, Dale A | 2018-11-22 |
| KM9C | BROWN, ROBERT W | 2016-09-19 |
| N9EWA | ITTER, WILLIAM H | 2014-07-01 |
| N9IIJ | FOX, JACK T | 2010-04-27 |
| N9IVM | Hunt, James A | 2019-05-15 |
| N9LAW | HECHT, JEFFREY B | 2023-04-08 |
| N9OJS | BENSON, DAVID M | 2011-12-22 |
| N9PNI | STAMATAKOS, THOMAS H | 2012-07-06 |
| N9QQE | BLASER, KAREN M | 2013-04-11 |
| N9SLF | FRAEDRICH, WILLIAM H | 2013-05-29 |
| N9SSG | YANKE, DAVID A | 2013-01-11 |
| N9SXT | COMPTON, DOUGLAS W | 2015-10-02 |
| N9UGY | HECHT, LESLIE B | 2023-04-11 |
| N9VER | WEDEL, RAYMOND A | 2013-08-26 |
| N9YWL | CALLIGAN JR, RICHARD A | 2004-08-02 |
| W9OBD | KOHLER, RAYMOND E | 2007-06-16 |
| W9RML | Quiram, James G | 2017-11-03 |
| WA9RSH | Johnson, Merton E | 2004-02-26 |
| WB9ETG | GLASS, JEFFERY E | 2017-10-28 |
| WB9NPC | LANE, JERRY G | 2013-06-24 |
| WB9SLE | CORSANOS, FRANK D | 2006-01-24 |
| WD9DMO | BLASER, ALBERT E | 2013-05-20 |
