The Federal Communications Commission (FCC) has granted a total of 123 licenses and call signs in the category of Amateur license in Crystal Lake, Illinois. 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 |
|---|---|---|
| N9PLN | CLUTS, DOUGLAS W | 2012-05-16 |
| N9QDL | GORECKI, RICHARD C | 2012-12-06 |
| N9REP | SMITH, WENDELL J | 2012-10-02 |
| N9UOH | ZACHREL, UTE C | 2013-06-05 |
| N9VQZ | Henderson, Steven W | 2013-12-05 |
| N9VRN | DUNAL, MICHAEL M | 2004-04-17 |
| N9WRE | MANDERNACK, CHRIS M | 2014-11-04 |
| N9YCI | WILLIAMS, WALLY R | 2014-06-23 |
| N9YJO | GEBERT, RALPH W | 2014-09-03 |
| N9YZM | SHARPE, MICHAEL J | 2014-09-17 |
| W9QAM | DABKOWSKI JR, JOHN | 2007-01-16 |
| WA0JPY | WENIGER, MARTIN J | 2020-11-03 |
| WA9AVQ | Begitschke, Raymond E | 2007-09-18 |
| WA9PXW | OBERHART JR, JACK C | 2017-10-06 |
| WA9TAH | SCHULDT, LAWRENCE D | 2020-09-09 |
| WB9ELV | THACKWRAY, BRUCE D | 2016-07-13 |
| WB9EZG | ZACHREL, NORMAN C | 2013-03-21 |
| WB9H | Reynolds, James L | 2018-04-02 |
| WB9MAI | STANCY, MARC A | 2016-06-02 |
| WB9SIE | GRANGER, DENNIS L | 2016-07-08 |
| WD9HMC | DELANEY, EDWARD R | 2023-04-04 |
| WG9P | LUNEBACH, MICHAEL R | 2019-01-30 |
| WM0Y | BOWEN, JESSE W | 2018-05-15 |
