The Federal Communications Commission (FCC) has granted a total of 263 licenses and call signs in the category of Amateur license in Ontario, 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 |
|---|---|---|
| KI6OJC | JOHNSON, PAUL | 2008-02-06 |
| KI6QHK | VAUGHN, RICHARD J | 2008-05-08 |
| KI6QHL | BENHAM, SHAWN R | 2008-05-08 |
| KI6QHM | CRAM, CHRISTOPHER M | 2008-05-08 |
| KI6RUE | Holmes, Bonnie J | 2018-05-15 |
| KI6TOS | Kashuba, Mary M | 2008-10-14 |
| KI6TOX | Whitten, Daniel R | 2008-10-14 |
| KI6YKG | ENRIQUEZ, TEDDY C | 2019-12-04 |
| KJ6CBO | Bearly, Shane G | 2009-09-08 |
| KJ6EGH | LAWHORN, MARCY M | 2009-12-14 |
| KJ6EGL | SCOTT, DESIREE M | 2009-12-14 |
| KJ6EOI | Rojas, Hector | 2020-01-15 |
| | ||
| KJ6GCX | Carty, John S | 2010-03-16 |
| KJ6GIN | MARTIN, NORMAND A | 2010-03-23 |
| KJ6HVP | GEARY, BRENDEN J | 2010-05-13 |
| KJ6HVQ | NOVACK, JEWEL M | 2010-05-13 |
| KJ6IAS | ELLISON, LAURA J | 2020-05-08 |
| KJ6IIC | STOTTS, MONICA M | 2010-05-28 |
| KJ6ILO | Kimpel, Robert F | 2010-06-02 |
| KJ6JKN | CABEZUDO SR, GUSTAVO M | 2010-07-02 |
| KJ6JKP | Womack, Ronald E | 2020-07-03 |
| KJ6KPY | Johnson, James | 2010-10-05 |
| KJ6OLY | LOPEZ, EFRAIN | 2021-05-05 |
| KJ6QHX | RIVERA, DANILO J | 2022-03-16 |
| KJ6QMG | Cuevas, Antonio | 2021-08-25 |
| KJ6QXE | Oh, Lauren | 2021-08-26 |
| KJ6QXF | Oh, Ryan M | 2021-08-05 |
| KJ6SXU | Rivas, Richard R | 2011-11-30 |
| KJ6UHE | Tran, Philip T | 2012-02-17 |
| KJ6UXO | Andrews, Christopher J | 2012-03-09 |
| KJ6YJJ | Witherow, Peter K | 2012-06-13 |
| KJ6ZZR | Harper, Jomo J | 2012-10-11 |
| KK6BKK | Williams, Johnnell | 2012-12-20 |
| KK6CC | GREER, JAMES L | 2019-06-03 |
| KK6CNG | Hackman, William E | 2013-02-21 |
| KK6FED | Chanchorena Jr, Albert | 2013-06-25 |
| KK6KXH | Kovach, David E | 2014-03-31 |
| KK6MXP | Blum, Jimmy R | 2014-06-06 |
| KK6NWW | Oliva, David M | 2014-07-07 |
| KK6OKW | Ankeny, Michael | 2014-08-12 |
| KK6PXY | Busuego Jr, Elias A | 2014-11-07 |
| KK6SLI | Moriya, Tracy M | 2015-03-10 |
| KK6VTD | Shahan, Stuart R | 2015-08-05 |
| KK6YKQ | Gravino, Neil A | 2015-11-03 |
| KK6ZCB | JAFER, SARAH A | 2015-12-02 |
| KK6ZQS | Moya, Marc | 2015-12-31 |
| KK6ZSR | Loy, Stephen A | 2016-01-08 |
| KL0SA | GAEDE, NEIL A | 2019-05-29 |
| KM6AA | USHER, PHILIP A | 2013-02-20 |
| KM6BQO | Walsh, Michelle A | 2016-04-01 |
| KM6CKY | Rodden, Ronald L | 2016-05-04 |
| KM6DJL | Johnson, Nathaniel L | 2016-06-09 |
| KM6EWL | BARRON, CHRISTINE | 2016-08-26 |
| KM6EWM | BARRON, ERIC L | 2016-08-26 |
| KM6EWN | BAUTISTA LAREDO, ROXANA | 2016-08-26 |
| KM6EWO | CASE, JOHNATHAN R | 2016-08-26 |
| KM6EWP | CHEN, DENNY D | 2016-08-26 |
| KM6EWQ | DAVEY, JOHN M | 2016-08-26 |
| KM6EWR | DEWITT, KATHLEEN M | 2016-08-26 |
| KM6EWS | FRANCIS, ERIC R | 2016-08-26 |
| KM6EWT | FRANCIS, SARAH | 2016-08-26 |
| KM6EWU | FREEMAN, BRAD J | 2016-08-26 |
| KM6EWV | HANCOCK, BENJAMIN L | 2016-08-26 |
| KM6EWX | HASSON, DANA | 2016-08-26 |
| KM6EWY | HENDRICKSON, MARK | 2016-08-26 |
| KM6EWZ | JACOBS, CHERYL A | 2016-08-26 |
| KM6EXA | JACOBS, RICHARD P | 2016-08-26 |
| KM6EXB | MC GOWEN, TYAAN S | 2016-08-26 |
| KM6EXC | PERKINS, CAREY D | 2016-08-26 |
| KM6EXD | REYES JR, DONALD M | 2016-08-26 |
| KM6EXF | TALKINGTON, DAVID K | 2016-08-26 |
| KM6EXG | TALKINGTON, JENNI | 2016-08-26 |
| KM6EXH | TANNEN, DENNIS J | 2016-08-26 |
| KM6EXI | TERRILL, KEITH P | 2016-08-26 |
| KM6EXJ | THOMPSON, MICHAEL | 2016-08-26 |
| KM6EXK | THOMPSON, RICHARD H | 2016-08-26 |
| KM6EXL | WILSON, DAVID R | 2016-08-26 |
| KM6FDO | Barron, Stephanie R | 2016-09-08 |
| KM6FJL | Case, Cami | 2016-09-27 |
| KM6FMO | Avila, Ernest | 2016-09-30 |
| KM6FRP | Martinez, Noemi H | 2016-10-14 |
| KM6FRX | Nicely, Richard M | 2016-10-14 |
| KM6GDT | GIANESSI, JEANNIE L | 2016-11-01 |
| KM6GLZ | Aguirre, Ana L | 2016-11-09 |
| KM6HFA | Bradshaw, Darren L | 2016-12-15 |
| KM6HQX | Luna, Monica | 2017-01-25 |
| KM6IAD | LESLIE, ELIZABETH A | 2017-02-03 |
| KM6JFU | FEYL, SUSAN | 2017-03-16 |
| KM6KDD | Hernandez, Laura | 2017-04-26 |
| KM6KKA | Ramirez, Jessica | 2017-05-10 |
| KM6KKR | Poon, Chun H | 2017-05-10 |
| KM6KZZ | Sleeger, Tim M | 2017-06-09 |
| KM6LJP | Rumsey II, Frederick L | 2017-06-28 |
| KM6LWN | Duran, Rachel M | 2017-07-25 |
| KM6MNB | Raymond, James | 2017-09-01 |
| KM6MOH | Cooke Channer, Lora F | 2017-09-06 |
| KM6MOT | Porter, Julie C | 2017-09-06 |
| KM6MOU | Remsing, John A | 2017-09-06 |
| KM6OJM | VANDERPLOEG, DEREK S | 2017-11-16 |
| KM6PSG | Lopez, Jorge E | 2018-01-26 |
