The Federal Communications Commission (FCC) has granted a total of 74 licenses and call signs in the category of Amateur license in Seffner, 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 |
|---|---|---|
| AJ4EH | HAAS, TIMOTHY L | 2017-12-05 |
| K2KBK | Lockmuller, Warren J | 2004-05-17 |
| KA4IXA | MC COLLUM, JOAN I | 2005-01-10 |
| KB4DZS | RODBY, SHARON L | 2017-08-25 |
| KB8SRV | SHUSTER, JONATHAN C | 2004-06-10 |
| KC2GEU | ACEVEDO, CARLOS L | 2010-02-17 |
| KD0GDN | HUGHES, BRIAN W | 2018-10-16 |
| KD4ISH | HENTHORN, JOHN C | 2011-11-10 |
| KD4JN | BURKETT, RONALD L | 2011-10-12 |
| KD4LDY | GRAY, ALAN S | 2012-01-19 |
| KE4PRF | ANDREWS, MARK S | 2014-12-10 |
| KE4TPU | MC LAUGHLIN, BRENDA K | 2014-09-23 |
| | ||
| KE4ZRF | JENKINS, JARED B | 2006-08-08 |
| KF4DLA | CALTA, TYRON S | 2015-07-03 |
| KF4ROS | BROWN, KEVIN L | 2016-01-11 |
| KG4ULY | MAYNARD, STEVEN D | 2022-07-30 |
| KG4YJI | CLARK, STEPHEN H | 2013-01-25 |
| KI4GFR | JOHNIS, MARK D | 2004-07-01 |
| KI4OZF | Genter, Wilma J | 2006-05-04 |
| KI4QAB | BARRIONUEVO, WALTER C | 2016-09-13 |
| KJ4IDC | KINNISON, KRISTOPHER B | 2008-11-25 |
| KJ4OFV | FORD, KIM B | 2009-08-12 |
| KJ4OFY | FRAGA, AUGUSTINE | 2009-08-12 |
| KJ4OGA | GARNO, DAVID M | 2019-09-04 |
| KJ4PJH | PERRY III, FRANCIS L | 2019-07-30 |
| KK4NZY | RODRIGUEZ ALONZO, WILLIAM | 2023-02-14 |
| KM4BSA | Martin, William M | 2014-05-28 |
| KM4DZZ | VELASQUEZ, TAMMY J | 2014-09-02 |
| KM4ECL | Disaster Response Ministries International | 2014-09-08 |
| KM4ESX | LUEBKE, BRUCE A | 2014-10-06 |
| KM4GEP | MINNAR, JASON P | 2014-11-21 |
| KM4HXE | Ferguson, Thomas E | 2015-02-13 |
| KM4KBI | Adams, Alana M | 2015-04-27 |
| KM4NYY | Patton, Todd D | 2015-10-13 |
| KM4OBR | MAYNARD, ANNA P | 2015-10-13 |
| KM4OVK | Rau, Jeremiah D | 2015-11-12 |
| KM4QWF | ABEL III, CHARLES O | 2016-02-05 |
| KM4RPV | AYALA VEGA, ZIDNIA I | 2016-02-26 |
| KM4RZC | ST ONGE, THOMAS C | 2016-03-04 |
| KM4ZCM | Dejesus, David L | 2016-11-21 |
| KN4CKV | Reddy, Monica | 2017-04-05 |
| KN4CKW | Reddy, Kiran | 2017-04-05 |
| KN4CKX | Reddy, Maittreya | 2017-04-05 |
| KN4DQL | Jacobson, Lori P | 2017-06-01 |
| KN4DQN | Jacobson, Dean R | 2017-06-01 |
| KN4FGY | LORENZO, KRISTA L | 2017-08-15 |
| KN4JQT | HOYOS, ALEXYS C | 2018-02-13 |
| KN4MOO | GARNER, MARY L | 2018-05-23 |
| KN4MOP | GARNER, JOHNNY R | 2018-05-23 |
| KN4PZX | JOHNSON, MYESHA R | 2018-11-01 |
| KN4SDN | TORRES, MIGUEL A | 2019-02-08 |
| KN4SHJ | LEE, EARL T | 2019-02-11 |
| KN4YSE | AMBURN, RICHARD E | 2019-10-02 |
| KN4YVL | BEELER, MITZI | 2019-10-07 |
| KN4YVN | BEELER, PAUL R | 2019-10-07 |
| KO4AWK | Cassels, Daniel A | 2020-01-06 |
| KO4DSG | ROMAN, LUIS D | 2020-05-27 |
| KO4EHV | Kocurek, Russell B | 2020-06-15 |
| KO4ZRC | MORGAN, ERIC A | 2022-04-13 |
| KP4TR | GONZALEZ, RAMON | 2022-02-25 |
| KQ4AZL | JOHNSON, MARCELLA | 2022-06-04 |
| KQ4BEB | Maxey Jr, Robert E | 2022-06-09 |
| KS4YA | Taylor, William K | 2014-11-24 |
| N4PGC | HISLIP JR, RUSSELL H | 2018-09-07 |
| N4WDB | Jones, Louis E | 2009-05-28 |
| N8SSK | PERISHO, PERRY W | 2022-03-05 |
| W4CQC | BERGER, DONALD M | 2017-07-26 |
| WA1KVW | THOMAS, ROBERT H B | 2017-11-15 |
| WA4SWC | Rodby, Lee E | 2017-08-25 |
| WB4NEX | MC LAUGHLIN, THOMAS E | 2017-08-08 |
| WB4TRR | LOWE, CHESTER C | 2016-12-12 |
| WB4UCV | BLAKE, ROBERTA H | 2005-11-02 |
| WB4UCW | BLAKE, BENJAMIN F | 2005-11-02 |
| WH6DYV | Bennett, Carolyn B | 2022-03-17 |
