The Federal Communications Commission (FCC) has granted a total of 533 licenses and call signs in the category of Amateur license in San Mateo, 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 |
|---|---|---|
| AA6ER | TENNEY, GLENN S | 2017-03-31 |
| AB6IN | GIRAS, ROBERT J | 2015-01-03 |
| AD6VX | Fullerton, David R | 2018-04-06 |
| AD6YO | Semansky, Patrick E | 2017-11-15 |
| AE6JT | Heyman, Steven C | 2018-08-30 |
| AE6UM | Wall, John C | 2021-07-08 |
| AE6YR | Tanimoto, Kenichi | 2016-07-15 |
| AG6RQ | Holmstrom, Garrett D | 2023-03-31 |
| AG6ZY | McClelland, Jackson M | 2013-09-24 |
| AI6WO | Adolf, Brian | 2017-04-20 |
| AJ6VP | Yamamoto, Tatsuo | 2022-01-27 |
| AJ6VQ | STALLMAN, MICHAEL J | 2022-01-10 |
| | ||
| AJ6VY | PATTERSON, MICHAEL J | 2013-07-27 |
| AJ6WM | Cuttler, Ethan | 2022-04-01 |
| AJ6XX | RADSLIFF, PATRICK M | 2019-05-28 |
| K6ORP | West, Veikko K | 2006-12-20 |
| K6USC | KOLBER, ARLENE H | 2016-10-27 |
| K9JKZ | Dorsett, Darrel M | 2008-03-22 |
| KA2SRC | Harris, Michael H | 2020-09-18 |
| KA6CMD | LAHERTY, JAMES L | 2016-06-15 |
| KA6EAB | YEE, EDDIE | 2018-01-09 |
| KA6EZP | BACHMAN, LAWRENCE R | 2019-05-23 |
| KA6ONV | Rolfe, Cameron R | 2016-08-23 |
| KA6QMR | ALLEN, JAMES C | 2012-09-24 |
| KA7KPN | Armstrong, Brian D | 2013-08-14 |
| KB1NYV | Rich, Andrew F | 2006-09-26 |
| KB6BFG | AMAT, JANICE L | 2005-03-31 |
| KB6CRH | HARRINGTON, MICHAEL J | 2013-11-26 |
| KB6HWV | NAKAYAMA, MARGARET J | 2016-05-19 |
| KB6QEX | Mahncke, William H | 2018-10-26 |
| KB6SRJ | CHENG, ANDREW Y | 2015-01-29 |
| KC1CHV | Gong, Tao | 2014-07-21 |
| KC2GNB | RUSSO, GIORGIO | 2010-05-24 |
| KC2VVE | Prieto, Alvaro | 2019-08-12 |
| KC6UNR | SANCHEZ, ANDRES | 2011-03-21 |
| KC7AGI | SLOANE, JOHN P | 2014-01-09 |
| KC7JL | Hyman, Marco S | 2016-02-19 |
| KC7LTV | DEAN, MARK S | 2016-05-11 |
| KC8WXO | Tuckerman-Lee, Cameron J | 2013-12-12 |
| KD0IJX | BASEMAN, JOSHUA J | 2009-07-21 |
| KD2FJO | Schmitt, Alexandre H | 2014-01-13 |
| KD4TOO | FRYE, SHAWN E | 2012-09-11 |
| KD6CBA | LUISA, GIA M | 2022-08-12 |
| KD6CWW | HILSINGER, MELINDA N | 2013-08-08 |
| KD6JM | KAISER, DANIEL K | 2015-12-29 |
| KD6KWD | MASON, SALLY | 2013-12-10 |
| KD6OIX | SPIVAK, PETER R | 2012-10-10 |
| KD6QDX | KEN, CHRISTOPHER M | 2013-11-06 |
| KD6SOO | WOOD, NORMAN L | 2012-12-06 |
| KD6SOQ | TOOR, KANWAL S | 2012-12-12 |
| KD6URQ | KIERNAN, MICHAEL P | 2013-04-09 |
| KD6WJM | TOUCHSTONE, JAMES A | 2013-05-14 |
| KD6ZOK | ALCANTARA, ROBERT O | 2014-01-08 |
| KE0EZL | Vanderboom, Daniel J | 2015-06-19 |
| KE4IWN | Hamilton, ELIZABETH B | 2014-01-04 |
| KE6AGF | GILBERT, ALEXANDER | 2013-06-05 |
| KE6BRK | PATE, JOHN | 2013-09-06 |
| KE6CXQ | LUTOMIRSKI, ANDREW M | 2015-04-28 |
| KE6EFR | ENG, THOMAS B | 2013-09-30 |
| KE6EOJ | GLAISER, STEPHEN L | 2014-03-06 |
| KE6FYZ | CURRIVAN, GREGORY C | 2013-12-31 |
| KE6HG | HOFF, LOUIS B | 2016-04-14 |
| KE6HRT | YEATRAKAS, PETER M | 2016-04-12 |
| KE6IJM | BREMER, JACQUELINE G | 2005-06-29 |
| KE6IJN | BREMER, RICHARD L | 2014-10-30 |
| KE6IJQ | COOK, ROBERT G | 2014-07-24 |
| KE6IKA | TAYLOR, EDWARD A | 2014-07-15 |
| KE6IKF | GRAHAM, KENNETH W | 2004-07-16 |
| KE6IKH | JARMAN, RANDY K | 2014-06-26 |
| KE6JTG | RICCI, ROBERT R | 2014-11-04 |
| KE6LWZ | THORBROGGER JR, WILLARD E | 2003-12-23 |
| KE6ODL | THATCHER, ROBERT A | 2014-09-24 |
| KE6PPH | SCHERTIGER, JOHN B | 2014-10-06 |
| KE6QPD | CHEU, DONALD H | 2014-11-12 |
| KE6QPM | MIJANGOS, MARTIN E | 2014-12-02 |
| KE6UFH | Bussard, Warren E | 2015-04-14 |
| KE6UQU | MARAN, ANNY H | 2006-05-24 |
| KE6WUA | KIRJASSOFF, DAVID E | 2005-05-19 |
| KE7LXL | GOULD, LAUREN M | 2017-01-10 |
| KF4SAF | KELLY, DESMOND E | 2007-03-13 |
| KF6CDB | STEPHANY, THOMAS S | 2016-01-05 |
| KF6CZS | MENTULA, ART K | 2016-03-02 |
| KF6EMU | SOBIESKI, ANDRE E | 2016-04-08 |
| KF6HON | DUDLEY, SEAN K | 2006-11-07 |
| KF6OCY | Cowing, Chris C | 2017-11-28 |
| KF6OCZ | COWING, BRENT D | 2017-12-05 |
| KF6PFI | WINTER, DUANE L | 2017-11-30 |
| KF6PFP | PETERSON, JUDY A | 2019-09-26 |
| KF6PGF | BAILEY, HELEN J | 2017-12-29 |
| KF6RBR | ANG, ANDREW G | 2018-05-09 |
| KF6RFK | LOCKWOOD, BARRY B | 2018-06-21 |
| KF6RFR | MARIETTE IV, ERNEST H | 2018-03-06 |
| KF6RPL | THOMSON, REBECCA E | 2019-10-16 |
| KF6RTK | Lamoureux, ROBIN D | 2008-04-08 |
| KF6RXJ | LOCKWOOD, BARRY F | 2008-05-29 |
| KF6RXM | JORDAN, HARRY M | 2008-04-15 |
| KF6UTP | LUNDQUIST, CHARLES C | 2020-10-23 |
| KF6VOH | CONKLIN, JOYCE R | 2009-02-05 |
| KF6VTE | SELIG III, SYLVAN P | 2009-05-29 |
| KF6VYT | MINANA, FLOYD | 2009-06-08 |
