The Federal Communications Commission (FCC) has granted a total of 74 licenses and call signs in the category of Amateur license in Greenfield, Wisconsin. 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 |
|---|---|---|
| AB9L | BOUSHON, MICHAEL C | 2020-03-31 |
| AB9WT | Klein, Lyndah G | 2017-08-29 |
| AC9DF | Johnson, Scott D | 2012-07-13 |
| AC9EP | Slavik, Matthew J | 2011-05-12 |
| AF5WT | Clark Jr, Lance M | 2013-10-17 |
| K9BKJ | FORBORD, KENNETH R | 2008-07-08 |
| K9GDF | REGENT, RICHARD R | 2017-08-31 |
| K9QEN | DOSS, DONALD R | 2021-08-11 |
| KA9HLQ | PHILLIPS, JEFFREY M | 2012-02-29 |
| KA9SCO | DOMBECK, SANDRA L | 2007-02-07 |
| KA9TGN | Wesolowski 405, Mike J | 2013-03-26 |
| KB9FIB | SLAVIK, DARLENE M | 2011-05-12 |
| | ||
| KB9RYX | VERDEGAN, NEAL A | 2018-01-23 |
| KB9WYK | THUNES, JOYCE M | 2020-08-25 |
| KB9WYU | Frohna, Thomas P | 2020-07-03 |
| KB9ZOU | PETERSON, HARRY E | 2011-02-09 |
| KC9CET | JUEDES, PHILIP S | 2012-05-31 |
| KC9DPR | Moog, Thomas R | 2013-01-26 |
| KC9FHA | WOZNIAK, RICHARD A | 2013-12-27 |
| KC9FHC | Gratz, Sandra J | 2013-10-26 |
| KC9JET | Hass, Paul F | 2016-01-27 |
| KC9JJR | Gorecki, Daniel D | 2016-10-18 |
| KC9KES | Grassberger, Michael J | 2006-10-02 |
| KC9KWV | Alan, Roger | 2007-02-26 |
| KC9KWZ | Batson, Michael E | 2017-03-30 |
| KC9NST | Hass, Leroy J | 2018-03-22 |
| KC9OOR | Ueberfluss, Mark A | 2008-11-10 |
| KC9OOV | Roberts, Michael L | 2008-11-10 |
| KC9PVS | WERTZ, CASSANNDRAH M | 2020-03-17 |
| KC9SS | KAISLER, PETER P | 2017-06-26 |
| KC9WWX | Drezdon, Randall J | 2022-11-26 |
| KC9ZSA | Zevnik-Seufzer, Carla J | 2013-10-17 |
| KD0CNN | Wood, Christian R | 2018-07-05 |
| KD9AAJ | Gross, Clifford M | 2013-12-02 |
| KD9CYE | HONECK, JEFFREY R | 2015-02-02 |
| KD9FGA | Craven, Michael A | 2016-01-11 |
| KD9GNY | Gerds, Tyler S | 2016-07-05 |
| KD9NXX | Draheim, Dennis L | 2019-09-30 |
| KD9OEA | Lawson, Chad D | 2019-10-30 |
| KD9PJW | Peters, Douglas J | 2020-05-21 |
| KD9QVV | Lopez, Derek A | 2020-11-02 |
| KD9WLZ | Hahn, Bryan T | 2023-01-31 |
| KD9YEV | Bacalzo, George P | 2023-05-03 |
| KF0CT | RIEL, CHARLES L | 2018-11-27 |
| KJ4OIC | Selman, Mark F | 2020-04-10 |
| N0FEC | MC CORMACK, DENNIS X | 2014-06-26 |
| N9BKC | POWERS, KEITH R | 2016-04-19 |
| N9CFG | CHRISTENSEN, JAY H | 2021-01-12 |
| N9DIJ | Regent, Barbara A | 2015-02-03 |
| N9DWZ | Cross, James J | 2011-04-27 |
| N9ESI | MC EACHERN, WILLIAM H | 2015-02-24 |
| N9LLU | CHRISTENSEN, JANE E | 2021-02-23 |
| N9TLD | ZABOLOCKY, GREGORY | 2023-04-29 |
| N9TUZ | SZERBAT, MARK S | 2013-03-30 |
| N9TZG | Pike, Patrick T | 2013-04-26 |
| NY1J | GUILLEMETTE, DENIS L | 2012-11-29 |
| W8SW | WEEDEN, RICHARD A | 2020-12-10 |
| W9HDH | FABISHAK, VERNON L | 2007-09-10 |
| W9JPS | HUDZINSKI, ROMAN J | 2009-06-10 |
| W9OQF | Petruna, Robert L | 2004-06-14 |
| W9QMA | FABISHAK, DOROTHY P | 2007-09-10 |
| W9RYT | WIERZBICKI, EUGENE V | 2008-07-23 |
| W9YCV | PETERSON, LESTER A | 2004-10-01 |
| W9YGD | AYDELOTTE, WELDON D | 2011-06-30 |
| WA9AXQ | Smith, J Howard | 2017-06-29 |
| WA9BFH | GRATZ, BERNARD J | 2017-09-13 |
| WA9EMI | VELVIKIS, MICHAEL E | 2015-03-28 |
| WA9ENL | MARIFKE, ALLEN F | 2018-05-30 |
| WB9BVB | PUZA, LARRY H | 2022-03-31 |
| WB9DLM | THUNES, JERRY D | 2017-05-06 |
| WB9GAB | YOUNGER, CHARLES T | 2017-02-25 |
| WB9OUE | Sadilek, Frank G | 2017-12-21 |
| WB9PVG | PRESTON, CURTIS E | 2013-03-22 |
| WD9BCV | ZIEGELBAUER, MARTIN G | 2013-01-01 |
