The Federal Communications Commission (FCC) has granted a total of 450 licenses and call signs in the category of Amateur license in Cupertino, 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 |
|---|---|---|
| AA4XQ | MAYBIN, ROBERT J | 2016-08-12 |
| AA6BT | UNDERWOOD, ROBERT K | 2017-01-04 |
| AA6BY | LAYCOCK, EDWARD D | 2006-12-27 |
| AB6QB | GRINELS, SAM C | 2012-10-19 |
| AB8RN | Vijh, Aarohi | 2012-06-19 |
| AC6WT | CHISLETT, DAVID J | 2016-05-09 |
| AD6KJ | Sehr, David C | 2016-03-10 |
| AD6RK | Bharucha, Pervez H | 2012-06-16 |
| AD6VH | Ogata, Toshiharu | 2011-02-07 |
| AD7DI | EKMAN, PATRICK C | 2012-07-06 |
| AD7VG | Baudoin, Laetitia | 2018-04-18 |
| AE6JZ | MORI, ATSUSHI | 2012-11-28 |
| | ||
| AF6BH | Montin, Niklas | 2016-11-14 |
| AF6GA | Everitt, Philip F | 2017-08-31 |
| AF6HY | Tomanek Jr, Gerald L | 2017-03-28 |
| AF6IQ | Enright, Mark A | 2014-11-26 |
| AF6UX | PETERS, JEROME P | 2020-02-14 |
| AF6XM | Dickman, Lloyd I | 2020-03-11 |
| AF6ZZ | Overhauser, David V | 2020-10-14 |
| AG6AJ | Volz, William J | 2020-10-10 |
| AG6CL | TAYLOR, MARK A | 2021-02-09 |
| AG6GR | He, Sunny | 2019-06-11 |
| AG6TN | ZAVISLAK, MARK J | 2013-05-01 |
| AI6FG | Chang, Chia Ching | 2014-10-21 |
| AI6JU | Morris, Keith J | 2015-07-10 |
| AI6UB | Kracht, Ethan J | 2016-09-27 |
| AI6VH | Subramanian, Reghuraman | 2017-01-05 |
| AI6WW | HE, LIANG | 2014-10-21 |
| AJ6AO | Ince, Clark S | 2017-11-20 |
| AJ6BU | Ebel, Jordan C | 2018-03-06 |
| AJ6EM | Lester, Stephen | 2018-07-24 |
| K6KYK | GHIOTTI, ROGER A | 2007-08-30 |
| K6ODK | BLAINE, RICHARD A | 2014-10-21 |
| K6RDX | Hollimon, Marshall H | 2015-12-01 |
| K6TWF | Modine, Alf H | 2007-04-25 |
| KA6AYN | CHRISTEN, CHARLES C | 2008-01-15 |
| KA6ETJ | CHRISTOL, JAMES T | 2022-04-07 |
| KA6GSW | SHARIFF, KARIM R | 2018-02-15 |
| KA6MZE | Hawkins, Phillip R | 2015-08-11 |
| KA6NZM | SMITH, MARK R | 2017-05-09 |
| KB3RXF | Chivetta IV, Anthony J | 2008-11-12 |
| KB6DMO | FALK, EUGENE | 2003-08-25 |
| KB6ITT | Wong, Alvin K | 2015-06-13 |
| KB6MWA | CHAE, PETER S | 2012-11-30 |
| KB6ZJM | UNDERWOOD, JUDITH A | 2019-06-18 |
| KB7JO | DAYTON, RICHARD C | 2018-09-26 |
| KB8WXV | LIN, ROCKY C | 2016-04-05 |
| KC6FGX | SKINNER, JOHN J | 2009-03-13 |
| KC6HPH | SEAMAN, ROBERT C | 2004-01-02 |
| KC6NOD | SMITHSON, SUSAN D | 2010-09-23 |
| KC6TTU | FINLAYSON, MALCOLM J | 2011-10-05 |
| KC6UCW | FINLAYSON, ROSE R | 2011-02-22 |
| KC6VJK | FAUCETT SR, JOHN W | 2011-02-22 |
| KC7LQR | LIU, LE CHIN E | 2006-07-11 |
| KC9UWC | Zhang, Dabin | 2021-08-10 |
| KD2GBB | McManus, Ryan M | 2014-03-31 |
| KD5RXW | Gregory, Alex M | 2022-04-12 |
| KD6ANQ | BUCKVAR, OWEN H | 2021-08-31 |
| KD6CZG | LIU, TUNG CHIEN M | 2011-09-17 |
| KD6DNB | LUCAS, JOHN M | 2012-01-04 |
| KD6FQB | NELSON, LE ROY | 2011-11-07 |
| KD6FQG | Merala, Mark C | 2011-12-29 |
| KD6FTF | TRANG, QUANG H | 2012-02-15 |
| KD6FTO | TAN, Hui Jia | 2023-03-13 |
| KD6KRR | CHRISTOL, ANN E | 2022-05-10 |
| KD6MXP | BILL, COLIN S | 2004-06-09 |
| KD6PKI | DE SOBRINO, RICHARD E | 2012-11-30 |
| KD6QQL | KLEPAC, NINA M | 2012-10-24 |
| KD6QQX | HAUGHEY, JIM K | 2012-10-19 |
| KD6STI | HSU, BEN S | 2013-02-08 |
| KD6TQJ | Klein, William F | 2013-01-18 |
| KD6WIY | LENIHAN, PHILIP M | 2013-04-15 |
| KD8ORB | Yeung, Samson S | 2010-08-12 |
| KE5AGA | Steakley, Edward D | 2013-12-28 |
| KE6CZS | KANG, TAE | 2013-11-26 |
| KE6DHX | SPIES, WARREN J | 2004-01-22 |
| KE6FQV | JEW, THOMAS S | 2003-11-19 |
| KE6FZD | WANG, CLEMENT | 2014-08-13 |
| KE6GTJ | FRANKLIN, BERNICE P | 2014-02-04 |
| KE6KIY | LUNDQUIST, MARVIN E | 2004-08-05 |
| KE6MDY | MC GHIE, GENE M | 2004-06-14 |
| KE6MHA | Cornell, Lee O | 2014-07-22 |
| KE6MOZ | KANG, AUDRA S | 2014-10-22 |
| KE6MRE | LYON, MIKE K | 2014-07-15 |
| KE6MTP | YAZAR, ALTAN N | 2005-01-28 |
| KE6QLB | ELLIS, JOHN | 2004-11-02 |
| KE6RBK | YOUNG, RICHARD A | 2005-02-08 |
| KE6VKU | BERGSTROM, TODD M | 2005-07-26 |
| KE6WBM | HARRISON, CRAIG E | 2005-04-14 |
| KE6WBN | HARRISON, WESLEY E | 2005-04-14 |
| KE6YPK | ZWEIG, JONATHAN M | 2015-07-21 |
| KE6ZUY | THIELE, VOLKHARD W | 2015-11-18 |
| KF6BEU | LEW, LARRY K | 2016-02-17 |
| KF6BQD | JERVIS, JULIE A | 2016-01-27 |
| KF6CUW | RHINER, WALTER | 2006-01-12 |
| KF6HFW | STEVENS, LEIGH E | 2016-11-14 |
| KF6HLI | LAROSE, DAMON B | 2016-10-04 |
| KF6MCG | MC CARTY, WILLIAM L | 2007-08-08 |
| KF6NBD | LEAHY, JAMES T | 2017-05-18 |
| KF6PUO | EBERHARDT, NOEL H | 2017-12-19 |
