The Federal Communications Commission (FCC) has granted a total of 16 licenses and call signs in the category of Restricted Operator license in O Fallon, Missouri. 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 |
|---|---|---|
| RR00006141 | BRUER, DAVID R | 2002-05-18 |
| RR00018915 | LUSK, GARY S | 2004-05-01 |
| RR00037870 | LOWERY, ROBERT G | 2006-06-10 |
| RR00047331 | Willis, Jeffrey A | 2007-04-21 |
| RR00047751 | HENDERSON, CLETUS E | 2007-05-04 |
| RR00050000 | Diekmann, Michael J | 2007-07-12 |
| RR00056715 | Ventre, Michael W | 2008-02-15 |
| RR00086556 | EICHENSER, GREGORY J | 2012-05-04 |
| RR00107107 | Ludlum, Louis W | 2014-10-25 |
| RR00120549 | Antal, John D | 2016-04-13 |
| RR00132494 | Brosbol, Hans S | 2017-06-03 |
| RR00149275 | Bicknese, Shay C | 2018-10-22 |
| RR00159770 | Moser, Matthew K | 2019-08-16 |
| RR00186524 | Slade, Austin L | 2022-02-23 |
| RR00193844 | Crain, Justin D | 2022-07-28 |
| RR00206108 | Franzgrote, Seth M | 2023-04-07 |
