| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 2011-04-25 09:54:18 | editor | Doesn't connect | Fix Delete Reply to |
| 2011-04-26 16:28:18 | TroyW | Stream (Windows) worked while testing Classic Rock/Hits | Fix Delete Reply to |
| 2011-06-14 21:26:58 | w5mx | Successful Volunteer Test (Windows) - 44 Seconds | Fix Delete Reply to |
| 2011-10-03 15:31:07 | Robrrt | Successful Volunteer Test (Windows) - 100 Seconds | Fix Delete Reply to |
| 2012-04-03 01:29:54 | editor | Station Format updated from Classic Rock / Hits to Alternative/Hard/New Rock | Fix Delete Reply to |
| 2013-01-23 11:53:41 | | Successful automated test | Fix Delete Reply to |
| 2014-07-23 00:00:00 | FCC App# 1524973 | License Renewed | Fix Delete Reply to |
| 2014-08-21 06:21:53 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-03-14 13:28:54 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-03-27 17:35:24 | editor | Changed streaming URL to http://www.iheart.com/live/2804/?autoplay=true&pname=747&campid=play_bar&cid=main.html | Fix Delete Reply to |
| 2015-09-04 01:44:22 | charlottenc | Station Web Site Reviewed | Fix Delete Reply to |
| 2015-12-18 09:17:54 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2016-02-21 14:51:24 | editor | Updated Station URL to http://kbco.iheart.com/main.html | Fix Delete Reply to |
| 2016-02-21 14:51:28 | editor | Updated Station URL to http://kbco.iheart.com/ | Fix Delete Reply to |
| 2018-03-21 00:00:00 | FCC App# 1780766 | FCC received request to transfer license from CITICASTERS LICENSES, INC. to CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION | Fix Delete Reply to |
| 2018-04-11 00:00:00 | FCC App# 1780766 | FCC approved transfer of license from CITICASTERS LICENSES, INC. to CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION | Fix Delete Reply to |
| 2018-04-20 21:38:19 | editor | Station Homepage Title changed from KBCO-FM - World Class Rock Boulder/Denver to KBCO-FM - World Class Rock Denver/Boulder | Fix Delete Reply to |
| 2018-04-20 21:38:19 | editor | Automated Update of homepage URL from http://kbco.iheart.com/ to https://kbco.iheart.com/ | Fix Delete Reply to |
| 2018-10-10 00:00:00 | FCC App# 1786949 | FCC received request to transfer license from CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION to CITICASTERS LICENSES, INC. | Fix Delete Reply to |
| 2018-11-14 00:00:00 | FCC App# 1795654 | FCC request to transfer license from CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION to CITICASTERS LICENSES, INC. superceded | Fix Delete Reply to |
| 2019-01-05 11:34:00 | editor | Station Homepage Title changed from KBCO-FM - World Class Rock Denver/Boulder to 97.3 KBCO - World Class Rock Denver/Boulder | Fix Delete Reply to |
| 2019-01-05 11:39:01 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2019-02-15 00:00:00 | FCC App# 1796045 | FCC request to transfer license from CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION to CITICASTERS LICENSES, INC. superceded | Fix Delete Reply to |
| 2019-04-24 00:00:00 | FCC App# 1800237 | FCC approved transfer of license from CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION to CITICASTERS LICENSES, INC. | Fix Delete Reply to |
| 2019-05-03 06:42:19 | | Licensee changed from CITICASTERS LICENSES, INC., AS DEBTOR IN POSSESSION to CITICASTERS LICENSES, INC. | Fix Delete Reply to |
| 2020-10-20 00:00:00 | FCC App# 1817013 | FCC received request to transfer license from CITICASTERS LICENSES, INC. to IHM LICENSES, LLC | Fix Delete Reply to |
| 2020-11-10 00:00:00 | FCC App# 1817013 | FCC approved transfer of license from CITICASTERS LICENSES, INC. to IHM LICENSES, LLC | Fix Delete Reply to |
| 2021-04-11 15:45:46 | editor | Station Web Site Reviewed | Fix Delete Reply to |
| 2025-08-02 09:59:21 | editor | Updated Schedule URL to https://kbco.iheart.com/ | Fix Delete Reply to |
| 2025-08-02 12:27:42 | editor | Updated Schedule URL to https://kbco.iheart.com/schedule/ | Fix Delete Reply to |
