| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 1998-01-27 00:00:00 | FCC App# 254595 | License Renewed | Fix Delete Reply to |
| 1998-03-02 00:00:00 | | Call Sign changed from KENI to KTZN | Fix Delete Reply to |
| 1998-08-25 00:00:00 | FCC App# 272417 | FCC approved transfer of license from PACIFIC STAR COMMUNICATIONS, INC. to CAPSTAR ROYALTY II CORPORATION | Fix Delete Reply to |
| 2006-01-26 00:00:00 | FCC App# 1085512 | License Renewed | Fix Delete Reply to |
| 2007-07-19 00:00:00 | FCC App# 1183833 | FCC request to transfer license from CAPSTAR TX LLC to GOODRADIO.TV LICENSE, LLC superceded | Fix Delete Reply to |
| 2007-09-10 00:00:00 | FCC App# 1194953 | FCC request to transfer license from CAPSTAR TX LLC to FREQUENCY LICENSE, LLC superceded | Fix Delete Reply to |
| 2009-12-18 00:00:00 | FCC App# 1343682 | FCC approved transfer of license from CAPSTAR TX LIMITED PARTNERSHIP to CAPSTAR TX LLC | Fix Delete Reply to |
| 2011-07-15 06:09:28 | editor | verifiedtime changed to 7/15/2011 6:09:28 AM | Fix Delete Reply to |
| 2011-07-21 00:00:00 | FCC App# 1432436 | FCC application to begin licensed operation superceded | Fix Delete Reply to |
| 2011-09-21 00:00:00 | FCC App# 1436176 | FCC approved station to begin licensed operation | Fix Delete Reply to |
| 2011-12-08 20:53:57 | editor | verifiedtime changed to 12/8/2011 8:53:57 PM | Fix Delete Reply to |
| 2012-05-05 16:45:17 | editor | Streaming Enabled | Fix Delete Reply to |
| 2012-05-05 16:45:17 | editor | Changed streaming URL to http://www.iheart.com/#/live/5226/?autoplay=true | Fix Delete Reply to |
| 2014-08-23 05:34:37 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-08-26 00:14:28 | charlottenc | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-11-28 21:00:47 | charlottenc | Automated Update of homepage URL from http://www.550thezone.com/main.html to http://550thezone.iheart.com/main.html | Fix Delete Reply to |
| 2015-12-23 11:58:42 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2016-11-16 02:57:14 | charlottenc | Station Web Site Reviewed | Fix Delete Reply to |
| 2018-05-16 16:12:16 | editor | Station Homepage Title changed from ESPN 550 The Zone - Alaska's ESPN 550 The Zone to ESPN 550 The Zone - Alaska's ESPN 550 The Zone | Fix Delete Reply to |
| 2018-05-16 16:13:06 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2018-10-10 00:00:00 | FCC App# 1795653 | FCC received request to transfer license from CAPSTAR TX, LLC, AS DEBTOR IN POSSESSION to CAPSTAR TX, LLC | Fix Delete Reply to |
| 2018-10-10 00:00:00 | FCC App# 1787183 | FCC received request to transfer license from CAPSTAR TX, LLC, AS DEBTOR IN POSSESSION to CAPSTAR TX, LLC | Fix Delete Reply to |
| 2018-11-14 00:00:00 | FCC App# 1795653 | FCC request to transfer license from CAPSTAR TX, LLC, AS DEBTOR IN POSSESSION to CAPSTAR TX, LLC superceded | Fix Delete Reply to |
| 2019-02-15 00:00:00 | FCC App# 1796044 | FCC request to transfer license from CAPSTAR TX, LLC, AS DEBTOR IN POSSESSION to CAPSTAR TX, LLC superceded | Fix Delete Reply to |
| 2019-04-24 00:00:00 | FCC App# 1800233 | FCC approved transfer of license from CAPSTAR TX, LLC, AS DEBTOR IN POSSESSION to CAPSTAR TX, LLC | Fix Delete Reply to |
| 2019-05-03 06:42:19 | | Licensee changed from CAPSTAR TX, LLC, AS DEBTOR IN POSSESSION to CAPSTAR TX, LLC | Fix Delete Reply to |
| 2019-05-05 21:26:26 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2020-10-20 00:00:00 | FCC App# 1816957 | FCC received request to transfer license from CAPSTAR TX, LLC to IHM LICENSES, LLC | Fix Delete Reply to |
| 2020-11-04 07:33:00 | editor | Station Homepage Title changed from ESPN 550 The Zone - Alaska's ESPN 550 The Zone to ESPN 550 The Zone - Alaska's ESPN 550 The Zone | Fix Delete Reply to |
| 2020-11-10 00:00:00 | FCC App# 1816957 | FCC approved transfer of license from CAPSTAR TX, LLC to IHM LICENSES, LLC | Fix Delete Reply to |
