The Federal Communications Commission (FCC) has granted a total of 79 licenses and call signs in the category of Amateur license in Oswego, 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 |
|---|---|---|
| AC9OC | Prescott, Michael W | 2016-04-06 |
| AC9TG | Green, Robert J | 2018-06-20 |
| AD9BX | GURA, JAMES A | 2022-03-14 |
| AJ9S | Parnass, Robert S | 2015-04-08 |
| K1AKI | NELSON, HOWARD F | 2020-07-14 |
| K9WFY | SCHMARS, RONALD F | 2015-12-18 |
| KA1AZY | SPRINGER, ELAINE R | 2015-11-19 |
| KA9AXD | Nolte, Carl R | 2014-04-28 |
| KA9GIZ | CAULFIELD, JAMES P | 2017-08-15 |
| KA9GOQ | SCHULTZ, DALE B | 2015-07-01 |
| KA9MQB | JUVINGO, RONALD J | 2015-12-22 |
| KA9WMX | Henriksen, David K | 2018-05-30 |
| | ||
| KB5THS | STRATER, PAUL A | 2004-02-03 |
| KB9DLJ | EVERIX JR, MARK D | 2020-06-17 |
| KB9EDO | LACKEY, JAMES P | 2023-04-05 |
| KB9IKJ | CASSADAY, NICHOLAS M | 2013-03-21 |
| KB9SYU | MC ALEER, TED R | 2018-05-14 |
| KC9AKA | LACH, DAVID | 2021-08-03 |
| KC9BAS | WALTERS, TIMOTHY | 2011-12-02 |
| KC9DLA | Martin, Jeffrey P | 2013-12-07 |
| KC9EBE | Doherty, John R | 2013-02-13 |
| KC9FWP | CARROL, DOUGLAS G | 2014-03-31 |
| KC9HRJ | Courtney, Wade | 2005-05-24 |
| KC9JSA | Hofner, Megan J | 2006-06-26 |
| KC9LGJ | Perreault, Leon R | 2007-04-02 |
| KC9MDK | STRATER, BLAIR H | 2007-09-11 |
| KC9PWN | Romito, Dennis D | 2009-05-26 |
| KC9QEF | Martinez, Andrew J | 2009-07-17 |
| KC9ZEL | Schmidt, Steven A | 2023-04-11 |
| KC9ZZU | Matulewicz, Leonard J | 2013-11-26 |
| KD7MBX | Walters, David | 2011-03-08 |
| KD9DRX | Cherwin, Peter F | 2015-04-27 |
| KD9DUB | Gladysz, Jacob M | 2015-04-29 |
| KD9FBP | Miller, Peter J | 2015-11-25 |
| KD9FBR | Thompson, Tommy L | 2015-10-23 |
| KD9FHM | Hill Jr, Bobby | 2016-01-27 |
| KD9FXD | Patterson, Zachary R | 2016-04-13 |
| KD9GJB | Depatie, William G | 2016-05-25 |
| KD9IDE | Batterson, Steven L | 2017-03-13 |
| KD9JBU | Sims, Joseph I | 2017-08-10 |
| KD9KCP | Lange, Stephen L | 2018-01-30 |
| KD9KNV | Arnold, Clayton R | 2018-03-26 |
| KD9LHN | Burgner, Michael J | 2018-06-20 |
| KD9LHT | Mikolay, Jack G | 2018-06-20 |
| KD9LHU | B-Brook ARS | 2018-06-20 |
| KD9OPF | Pfeiffer, Charles H | 2020-01-21 |
| KD9OUB | Kapusinski, Kurt S | 2020-02-06 |
| KD9PSU | REMPEL, GRAHAM R | 2020-06-30 |
| KD9QJZ | Prusinski Jr, Joseph E | 2020-09-21 |
| KD9QKR | Frisbie, Justin P | 2020-09-22 |
| KD9RER | Mansour, Kris | 2020-12-21 |
| KD9RUL | Strueber, Timothy M | 2021-02-18 |
| KD9RXP | Schuh, Eric O | 2021-03-01 |
| KD9RXY | Petersohn, Jacob R | 2021-03-01 |
| KD9SBX | Dean, Jonathan B | 2021-03-16 |
| KD9UEI | BALDYGA, ROBERT | 2022-01-18 |
| KD9UOB | GURA, JAMES A | 2022-03-14 |
| KD9WAF | Wood, Matthew W | 2022-11-10 |
| KD9WJO | swanson, Eric | 2023-01-24 |
| KD9WJX | Steinbach, Andrew J | 2023-01-24 |
| KF4SEF | RUDD, CAMERON W | 2018-05-24 |
| N9AHV | MOSER, DONALD A | 2005-02-05 |
| N9FLA | DONKERS, DAVID A | 2021-04-06 |
| N9FMJ | ROBINSON, RICHARD L | 2015-04-28 |
| N9HRZ | PARNASS, PAMELA J | 2018-01-03 |
| N9KJF | BULAUSKI SR, WARREN M | 2012-04-10 |
| N9KMF | DERUDDER, GREGORY A | 2021-01-07 |
| N9MXJ | O'Grady, Kevin P | 2012-01-24 |
| N9VDQ | SPOO, MARK R | 2013-07-10 |
| N9WRD | Meyer, LORI E | 2014-06-03 |
| NK9M | BARTHELT, ROBERT L | 2017-10-28 |
| W1GDX | Maybach, Wesley J | 2016-04-08 |
| WA9GWE | SMITH, DUANE R | 2008-06-17 |
| WB0LAK | Lennon, Phillip P | 2018-07-03 |
| WB9OLF | CAMEROTA, THOMAS J | 2019-05-03 |
| WB9WOL | GELLINGS, JOSEPH G | 2006-05-27 |
| WD9CXX | MILLS, LARRY G | 2018-09-15 |
| WD9DSH | KARRAS, ROBERT J | 2016-11-18 |
| WX9L | FRANOWSKY, ALLAN J | 2013-09-24 |
