The Federal Communications Commission (FCC) has granted a total of 1,362 licenses and call signs in the category of Amateur license in Huntsville, Alabama. 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 |
|---|---|---|
| KN4BMF | Boyle, James F | 2017-03-06 |
| KN4DBH | Osborne, Tahirih J | 2017-05-08 |
| KN4DBI | Rogers, Robert C | 2017-05-08 |
| KN4DBJ | Shrewsbury, Kevin V | 2017-05-08 |
| KN4DBK | Sweat, Kyle A | 2017-05-08 |
| KN4DFA | Lake, Olivia P | 2017-05-12 |
| KN4DSN | Steely, Chuck L | 2017-06-05 |
| KN4DYU | Wagner, Richard K | 2017-06-15 |
| KN4EII | Henderson SR, Thomas E | 2017-07-03 |
| KN4EIL | Marvin, Paul G | 2017-07-03 |
| KN4EZQ | Jones II, James A | 2017-08-07 |
| KN4FBT | Monrovia Middle School ARC | 2017-08-08 |
| | ||
| KN4FLF | Perkins III, Frank N | 2017-08-21 |
| KN4FLI | Santos, Renz A | 2017-08-21 |
| KN4FRY | Bennick, Brendan C | 2017-09-11 |
| KN4FZF | Twilley, Jeffrey W | 2020-03-05 |
| KN4GGJ | Frohwein, Peter H | 2017-10-02 |
| KN4GJY | Flanagan, Brandi M | 2017-10-10 |
| KN4GJZ | Freese, Gregory M | 2017-10-10 |
| KN4GKA | Heineken, Timothy J | 2017-10-10 |
| KN4GKB | Konecny, Rachel N | 2017-10-10 |
| KN4GKI | Smith, Andrew K | 2017-10-10 |
| KN4GUX | Prevost, Mike R | 2017-10-20 |
| KN4HGO | Pierce, Joshua S | 2017-11-06 |
| KN4IAR | Leis, Adrian E | 2017-11-28 |
| KN4IDM | Mills, Marc C | 2017-12-04 |
| KN4JGP | Gober, James W | 2018-01-30 |
| KN4JJB | Sansom, Michael S | 2018-02-05 |
| KN4KSM | Gouws, Jean F | 2018-03-19 |
| KN4KWW | Southeastern CWops Club | 2018-03-23 |
| KN4KXW | Culpepper, Howard V | 2018-03-23 |
| KN4KXY | Pearson, Kelby L | 2018-03-23 |
| KN4KZO | Felder, Fred W | 2018-03-27 |
| KN4LHU | Cribbs, Scott R | 2018-04-09 |
| KN4LHX | Johnson, Janet B | 2018-04-09 |
| KN4LOA | MCKINLEY, DAVID M | 2018-04-16 |
| KN4MBR | Epperson, Billy D | 2018-05-07 |
| KN4MUB | Groover, Danielle E | 2018-06-04 |
| KN4MUC | Hediger, Marisa A | 2018-06-04 |
| KN4MUD | Mayfield, Jason S | 2018-06-04 |
| KN4MUF | Swanner, Thomas E | 2018-06-04 |
| KN4MXJ | Solis, Ricaurte A | 2018-06-08 |
| KN4NRO | Morrison, Samuel A | 2018-07-03 |
| KN4NYR | Mehrabani, Adam | 2018-07-19 |
| KN4OOK | Wilson, Christopher H | 2018-08-20 |
| KN4OOM | Rainosek, Bradley T | 2018-08-20 |
| KN4OOW | Kushner, George M | 2018-08-20 |
| KN4OOX | Lucious, Martavia J | 2018-08-20 |
| KN4OOZ | Tovar, James M | 2018-08-20 |
| KN4OPB | Weimer, Scott D | 2018-08-20 |
| KN4OTW | Gerhart, Paul B | 2018-09-04 |
| KN4OUN | Wright, Leland A | 2018-09-05 |
| KN4OUO | Spengler, Daniel P | 2018-09-05 |
| KN4PKV | Symmonds, Amy L | 2018-10-09 |
| KN4PKX | Birdzell, Michael G | 2018-10-09 |
| KN4QBS | Bowden, Dalton K | 2018-11-05 |
| KN4QYJ | Valliere, Aimee | 2018-11-28 |
| KN4QYK | Young, Ian M | 2018-11-28 |
| KN4QZK | Smith, Anthony A | 2018-12-03 |
| KN4ROU | Barnes, Christopher K | 2019-01-30 |
| KN4ROX | Webb, Derick K | 2019-01-30 |
| KN4RWZ | Scogins, Jason R | 2019-01-31 |
| KN4RYM | DeHaye, Mickael K | 2019-02-04 |
| KN4SUO | Clarke Jr, Edwin M | 2019-03-04 |
| KN4TAP | Babin, Henry J | 2019-03-11 |
| KN4TAS | Graham, Philip E | 2019-03-11 |
| KN4TLC | GigaParts 8 Land Club | 2019-03-22 |
| KN4UIL | McFerran, Gregory J | 2019-05-06 |
| KN4UIN | Powell, Joseph D | 2019-05-06 |
| KN4UIO | Yelle, Thomas J | 2019-05-06 |
| KN4UWB | Bouchard, Jerrod B | 2019-06-03 |
| KN4VDX | GigaParts 9 Land Club | 2019-06-18 |
| KN4VDY | GigaParts 1 Land Club | 2019-06-18 |
| KN4VDZ | GigaParts 2 Land Club | 2019-06-18 |
| KN4VJS | Freeman, William G | 2019-06-25 |
| KN4VPD | Au, Brion J | 2019-07-15 |
| KN4VPH | Pollock, Benjamin B | 2019-07-15 |
| KN4VWS | Robinson, John M | 2019-07-23 |
| KN4WMT | Splane, Michael C | 2019-08-14 |
| KN4WPA | Quade, Jeff T | 2019-08-19 |
| KN4WPB | McAllister, Christian L | 2019-08-19 |
| KN4WPU | Black, Amber J | 2019-08-19 |
| KN4WQA | Jablonowski, Joshua D | 2019-08-19 |
| KN4WVN | Herrell, Randall T | 2019-08-27 |
| KN4YAZ | Ray, Jeremy A | 2019-09-09 |
| KN4YBA | Umfleet, Randy K | 2019-09-09 |
| KN4YOD | Tevepaugh, Carol W | 2019-09-25 |
| KN4YOE | Wagner, David K | 2019-09-25 |
| KN4YOG | Boykin, Jason K | 2019-09-25 |
| KN6LLD | Munoz-Burgos, Jorge M | 2020-10-15 |
| KO4AKS | Robertson, Mitchell J | 2019-12-09 |
| KO4BLE | Williams, Tracy L | 2020-02-03 |
| KO4BMF | Cornwell, Selena A | 2020-02-03 |
| KO4CKF | Kirchhofer, Greg A | 2020-03-09 |
| KO4CKG | Arrington, Kenneth T | 2020-03-09 |
| KO4CMA | Kiddey, Nicholas F | 2020-03-09 |
| KO4CML | Ornelas, Stephen | 2020-03-10 |
| KO4CZV | Angeles, Michael G | 2020-04-14 |
| KO4DGF | MORRISON, JOEL C | 2020-05-04 |
| KO4DGH | PERCER, STEVEN G | 2020-05-04 |
