The Federal Communications Commission (FCC) has granted a total of 71 licenses and call signs in the category of Amateur license in Oldsmar, Florida. 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 |
|---|---|---|
| AA0QR | TOTZKE, DAVID E | 2014-10-15 |
| AA4LG | Thompson Jr, Sylvester R | 2012-07-17 |
| K2SJP | Sherman, Robert W | 2014-05-15 |
| K2UDP | O BRIEN JR, JAMES D | 2015-04-28 |
| K4FBO | NOLTE, WILLIAM C | 2005-09-02 |
| KB0SDQ | CARUSO Sr, DOUGLAS A | 2015-01-28 |
| KB0SDR | CARUSO, GRETCHEN C | 2015-01-28 |
| KB0WC | Elwell, Donald F | 2015-09-11 |
| KB3QEC | Kellis 576, Dana S | 2017-09-23 |
| KB8JFT | Centers sr, William E | 2021-04-06 |
| KD4CYW | ZAGGIA, RICHARD P | 2003-08-12 |
| KD8JBD | Maenner, Marcus T | 2008-07-22 |
| | ||
| KD8KZY | Smith, Carl J | 2019-03-23 |
| KE1GI | MC ALISTER, KENNETH C | 2012-02-22 |
| KE6MSP | RENDON, FRANCISCO J | 2014-07-15 |
| KF4LHY | SCHULTZ SR, JOHN E | 2007-11-21 |
| KF4OZU | RAIMONDO, RICHARD | 2007-11-24 |
| KF4SRQ | PETERS, MARK T | 2017-04-19 |
| KG4EFF | GONZALEZ, PEDRO D | 2019-05-14 |
| KG4HUA | FRENCH, RUSSELL P | 2020-04-17 |
| KG4VZL | KUPERSIS, SONIA A | 2012-10-15 |
| KG4VZM | KUPERIS, GEORGE G | 2012-10-15 |
| KI4CHT | Balch, Brian J | 2013-07-06 |
| KI4DRD | Arevalo, Frank A | 2004-01-15 |
| KI4GVW | BOOHER, DOUGLAS L | 2014-08-12 |
| KI4MIZ | SHFD | 2005-10-28 |
| KI4VOX | Aiello, Joseph | 2017-03-01 |
| KJ4MLD | HARRISON, HENRY C | 2009-06-01 |
| KJ4OSO | AFONSO, REBECCA J | 2019-08-08 |
| KK4FGO | EDWARDS, MARY ANN | 2011-11-14 |
| KK4KXK | BARTNICK, ROGER D | 2022-09-20 |
| KK4KXL | BARTNICK, TAMMI J | 2012-08-07 |
| KK4TAV | BOVE, JENNIFER R | 2013-08-07 |
| KK4TAW | BOVE, STEVEN A | 2013-08-07 |
| KK4TEA | Thao, Lo | 2013-08-13 |
| KM4BFX | TERMULO, ASHLEY R | 2014-05-13 |
| KM4HTL | ARBOGAST, LINDA | 2015-02-09 |
| KM4INP | BAK, JOANNA | 2015-03-09 |
| KM4JSU | TERMULO, HEIDI M | 2015-04-13 |
| KM4SHE | Gadomski, Albert J | 2016-03-14 |
| KM4SHY | DEGRASSE, JEFFREY J | 2016-03-14 |
| KM4TEH | Hakes, Andrew D | 2016-04-11 |
| KM4WNC | Greenfield, Joel | 2016-09-08 |
| KM4YYR | BROOKS, MICHAEL B | 2016-11-14 |
| KN4FFV | Grotenberg, David M | 2017-08-14 |
| KN4MNT | SANTIAGO RAMOS, JACKELINE | 2018-05-23 |
| KN4MUT | Hooker, Dewitt | 2018-06-04 |
| KN4RJZ | Rollar, Richard | 2018-12-28 |
| KN4UYU | Vieson, Kathleen | 2019-06-10 |
| KN4VZJ | NIXON, ANN | 2019-07-29 |
| KN4WJI | NIEVES ALMODOVAR, JEAN MARIE | 2019-08-09 |
| KN4YAS | POWER, TERRANCE | 2019-09-09 |
| KN4YQC | Opyd, Mark D | 2019-09-30 |
| KO4DYE | Stevenson, Dale W | 2020-06-02 |
| KO4FSI | MAIN, JOSHUA G | 2020-07-28 |
| KO4JMD | Mooneyhan, Benny G | 2020-11-18 |
| KO4OGK | Birdwell, Carl S | 2021-03-16 |
| KO4OKU | Eakins, Jeremy | 2021-03-22 |
| KO4QLM | Koch, John | 2021-05-18 |
| KQ4DII | COBB, ALEX K | 2022-09-20 |
| N3ITI | LOESCH, GERALD L | 2013-03-26 |
| N8BWS | JACKSON, NICHOLAS M | 2011-08-19 |
| N9OXE | BRADSHAW, JONATHAN M | 2022-08-25 |
| NX9J | DINSMORE JR, WILLIAM E | 2013-06-11 |
| W4JID | LA MORDER, MILDRED M | 2005-01-05 |
| WA0RKV | TATE, KENNETH L | 2005-10-26 |
| WA1REP | BARILA, FRANCIS J | 2016-01-06 |
| WA2GRM | BURG, HENRY M | 2006-12-02 |
| WA4KQM | HUDGINS, MERIT W | 2006-01-25 |
| WA4USM | FIGH JR, JOHN N | 2017-07-08 |
| WD4CPM | HOOD, WILLIAM R | 2006-03-09 |
