| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 1998-01-09 00:00:00 | | Call Sign changed from 970616AW to KAXY | Fix Delete Reply to |
| 1999-08-30 00:00:00 | | Call Sign changed from KAXY to KRZX | Fix Delete Reply to |
| 2001-05-17 00:00:00 | FCC App# 545989 | FCC approved station to begin licensed operation | Fix Delete Reply to |
| 2001-08-22 00:00:00 | FCC App# 576785 | FCC approved transfer of license from KRZI, INC. to VAN D. GOODALL, JR. | Fix Delete Reply to |
| 2004-10-07 00:00:00 | | Call Sign changed from KRZX to KRZI | Fix Delete Reply to |
| 2005-08-09 00:00:00 | FCC App# 1048672 | License Renewed | Fix Delete Reply to |
| 2007-06-08 00:00:00 | FCC App# 1187486 | FCC approved transfer of license from SIMMONS MEDIA GROUP, LLC (UTAH) to SIMMONS GROUP MEDIA, LLC (DELAWARE) | Fix Delete Reply to |
| 2007-08-03 00:00:00 | FCC App# 1197133 | FCC approved transfer of license from SIMMONS MEDIA GROUP, LLC (DELAWARE CORPORATION) to SIMMONS AUSTIN, LS, LLC | Fix Delete Reply to |
| 2008-11-17 11:14:03 | editor | Successful Volunteer Test - 117 Seconds | Fix Delete Reply to |
| 2009-08-18 08:36:47 | editor | Successful Volunteer Test - 46 Seconds | Fix Delete Reply to |
| 2009-08-18 08:36:50 | editor | Quality increased by 1 | Fix Delete Reply to |
| 2010-05-13 00:00:00 | FCC App# 1361283 | FCC approved transfer of license from SIMMONS-AUSTIN, LS, LLC to M&M BROADCASTERS, LTD. | Fix Delete Reply to |
| 2013-07-26 00:00:00 | FCC App# 1545887 | License Renewed | Fix Delete Reply to |
| 2014-06-02 16:11:16 | editor | Changed streaming URL to http://krzi.streamon.fm/ | Fix Delete Reply to |
| 2014-10-10 10:04:17 | Damien Schorr | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-03-18 15:11:31 | editor | Updated Schedule URL to http://www.1660espn.com/# | Fix Delete Reply to |
| 2015-03-18 15:11:38 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-09-01 01:43:23 | charlottenc | Station Homepage Title changed from ESPN Central Texas to ESPN Central Texas | KRZI-AM | Fix Delete Reply to |
| 2015-09-01 04:00:01 | charlottenc | Station Web Site Reviewed | Fix Delete Reply to |
| 2016-01-21 20:31:40 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2016-07-03 11:02:02 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2019-01-06 14:29:00 | editor | Automated Update of homepage URL from http://www.1660espn.com/ to http://www.listencentraltexassports.com/ | Fix Delete Reply to |
| 2019-01-06 14:29:53 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2019-11-08 21:40:08 | editor | Station Homepage Title changed from M&M Broadcasters | ESPN 1660 | ESPN 1330 | ESPN 1590 to ESPN Central Texas - Fox Sports Central Texas | Fix Delete Reply to |
| 2019-11-08 21:40:08 | editor | Automated Update of homepage URL from http://www.listencentraltexassports.com/ to https://www.centexsportsfan.com/ | Fix Delete Reply to |
| 2019-11-09 12:36:46 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2021-03-19 06:44:47 | | Licensee changed from M&M BROADCASTERS, LTD. to JOHN J. SHIELDS | Fix Delete Reply to |
| 2024-02-29 12:51:56 | editor | Station Web Site Reviewed | Fix Delete Reply to |
