The Federal Communications Commission (FCC) has granted a total of 15 licenses and call signs in the category of Restricted Operator license in Hamilton, Montana. 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 |
|---|---|---|
| RR00019718 | Robinson, Douglas G | 2004-05-29 |
| RR00023197 | Shook, Matthew M | 2004-10-13 |
| RR00031236 | Newell, Robert L | 2005-08-31 |
| RR00048929 | Mildenberger, Brett G | 2007-06-09 |
| RR00081527 | Graziano, Joseph A | 2011-09-10 |
| RR00083526 | Blatter, Leland L | 2011-12-15 |
| RR00096795 | Shepp, Patrick A | 2013-08-27 |
| RR00135632 | Searle Mr., Ryan D | 2017-09-12 |
| RR00157244 | clark, joseph J | 2019-06-06 |
| RR00169250 | Brutsman, Ross W | 2020-07-21 |
| RR00175424 | Flickinger, Jon B | 2021-05-13 |
| RR00188883 | Herbert, Don C | 2022-04-16 |
| RR00200809 | Weaver, Craig | 2022-12-22 |
| RR00202269 | Orr, Gabrielle L | 2023-01-24 |
| RR00205950 | Ulvestad, Garrett C | 2023-04-04 |
