The Federal Communications Commission (FCC) has granted a total of 21 licenses and call signs in the category of Restricted Operator license in Alta Loma, California. 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 |
|---|---|---|
| RR00000427 | MEZAKI, TAKASHI | 2001-06-02 |
| RR00012557 | Southworth, Heidi L | 2003-06-03 |
| RR00015220 | Blackman, Wesley P | 2003-12-02 |
| RR00017980 | larsen, anthony w | 2004-03-30 |
| RR00028504 | Kobelin, Mark L | 2005-05-20 |
| RR00032833 | Perry, Mike | 2005-11-16 |
| RR00036353 | Solgat, Kevin S | 2006-04-07 |
| RR00037401 | Duncan, Michael E | 2006-05-23 |
| RR00049798 | Cardin, Ryan A | 2007-07-07 |
| RR00054658 | France, Gregory G | 2007-12-04 |
| RR00061882 | Williams, Jason L | 2008-09-26 |
| RR00070129 | Modell II, Mark L | 2010-03-12 |
| RR00072000 | Perez, Gerardo | 2010-06-16 |
| RR00073308 | Phillips, David N | 2010-08-25 |
| RR00098674 | France, Andrew M | 2013-11-26 |
| RR00110054 | Reynolds, Jeffrey S | 2015-02-27 |
| RR00121572 | Mitchell, Daniel J | 2016-05-18 |
| RR00123222 | Randell, Shaun A | 2016-07-19 |
| RR00126272 | Deweese, Daniel B | 2016-11-03 |
| RR00127972 | Perez, Israel | 2017-01-10 |
| RR00130507 | Riehn, Christopher E | 2017-03-29 |
