| 2024-10-10 22:48:58 | dipswitch | Added BBS Illusion of Tranquility as Distsite for Terror Zone Underground |
| 2022-06-05 01:44:23 | ipggi | Added BBS Great White North (913) as Distsite for Terror Zone Underground |
| 2022-06-03 11:08:11 | ipggi | Added BBS Great White North (913) as Distsite for Terror Zone Underground |
| 2022-03-12 21:33:59 | menace | Added BBS The Dark Realm as HQ for Terror Zone Underground |
| 2022-01-25 03:58:40 | menace | Added BBS The Ghetto (914) as HQ for Terror Zone Underground |
| 2022-01-24 10:09:17 | menace | Added BBS Revolutions Per Minute as Distsite for Terror Zone Underground |
| 2021-06-10 09:06:54 | 100bit | Added BBS Arrested Developement (914) as WHQ for Terror Zone Underground |
| 2021-06-08 00:06:37 | 100bit | Added link https://defacto2.net/g/terror-zone-underground |
| 2018-02-12 15:51:02 | sensenstahl | Added link https://www.pouet.net/groups.php?which=13662 |
| 2018-02-12 15:50:27 | sensenstahl | Added group 'Terror Zone Underground' |