The Federal Communications Commission (FCC) has granted a total of 54 licenses and call signs in the category of Restricted Operator license in O'fallon, 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 |
|---|---|---|
| RR00008329 | Ballard, Rusty L | 2002-09-21 |
| RR00020620 | Weber, Curt A | 2004-06-30 |
| RR00021790 | Rooney, Daniel L | 2004-08-17 |
| RR00022439 | Johnson, Matthew G | 2004-09-14 |
| RR00030865 | Evans Jr, Thomas E | 2005-08-16 |
| RR00036445 | Wichlac, Charles L | 2006-04-12 |
| RR00044154 | Short, William R | 2007-01-24 |
| RR00044921 | Willson, David M | 2007-02-16 |
| RR00045283 | Furdek, Dennis T | 2007-03-01 |
| RR00045552 | Russel, Michael J | 2007-03-06 |
| RR00047402 | Taggart, James R | 2007-04-24 |
| RR00049428 | hollaway, lance q | 2007-06-26 |
| | ||
| RR00055260 | Rosenbaum, John F | 2008-01-01 |
| RR00055301 | COSAND, KATHLEEN A | 1993-01-08 |
| RR00060014 | Smith, Cory M | 2008-06-21 |
| RR00075520 | Runnette, Timothy M | 2011-01-11 |
| RR00078543 | Skaggs, Samuel T | 2011-05-06 |
| RR00084742 | HOLLAWAY, DEREK D | 2012-02-16 |
| RR00085779 | Wood, Brian S | 2012-04-03 |
| RR00097864 | Baughan, Patrick E | 2013-10-25 |
| RR00098999 | Reyna, Gonzalo | 2013-12-12 |
| RR00101553 | Tufts, Adam C | 2014-03-27 |
| RR00101753 | Wong, Ryan M | 2014-04-02 |
| RR00104306 | HOUSE, BRANDT L | 2014-07-04 |
| RR00104855 | Dodson, Brian A | 2014-07-26 |
| RR00108066 | Jackson, Thomas P | 2014-12-05 |
| RR00111033 | Rechner, David G | 2015-04-07 |
| RR00111689 | Kopp, Matthew W | 2015-05-01 |
| RR00113604 | Harbour, John D | 2015-07-22 |
| RR00123629 | Craig Jr., Jeffrey C | 2016-08-02 |
| RR00125782 | Ourada, John E | 2016-10-13 |
| RR00127922 | shah, srinivas p | 2017-01-10 |
| RR00129134 | Laughrey, Ian B | 2017-02-15 |
| RR00134336 | Tamblyn, Jonathan D | 2017-08-01 |
| RR00134731 | Hunt, Walter T | 2017-08-11 |
| RR00139259 | Gundlach, Scott D | 2018-01-06 |
| RR00142367 | Lindsey, Brian W | 2018-04-05 |
| RR00144504 | Wagner, Jeremy | 2018-06-02 |
| RR00145153 | Lane, Jeremy D | 2018-06-21 |
| RR00150581 | Schumann, Jamie L | 2018-12-01 |
| RR00154092 | Butler, Eric M | 2019-03-19 |
| RR00158911 | Szmajda, Ryan | 2019-07-24 |
| RR00159824 | Burgess, Ty J | 2019-08-17 |
| RR00160187 | Rogers, Richard D | 2019-08-28 |
| RR00160462 | Velino, Charles M | 2019-09-04 |
| RR00163529 | Smith, Brent A | 2019-12-02 |
| RR00166279 | Villeneuve, Michael D | 2020-02-19 |
| RR00166801 | Watson, Joseph P | 2020-02-28 |
| RR00170384 | Ryan, Timothy M | 2020-10-06 |
| RR00179445 | Johnson Jr, John A | 2021-08-27 |
| RR00186434 | Fry, Daniel R | 2022-02-19 |
| RR00197748 | Snelling, Stephen | 2022-10-18 |
| RR00198463 | Restall, Charles F | 2022-10-29 |
| RR00205172 | Braithwaite, James | 2023-03-18 |
