| Changed Site # 001 (O'Hare Airport) to 001 (O'Hare Airport) | kevino | 2022-03-22 22:27:12 |
| General text description updated | kevino | 2022-03-22 22:25:52 |
| General text description updated | kevino | 2022-03-22 21:05:31 |
| General text description updated | kevino | 2022-03-22 21:04:41 |
| General text description updated | Starcom21 | 2021-12-12 05:04:15 |
| Changed Site # 001 (O'Hare Airport) to 001 (O'Hare Airport) | Starcom21 | 2021-12-12 05:03:36 |
| Changed Site # 001 (O'Hare Airport Operations) to 001 (O'Hare Airport) | Starcom21 | 2021-12-12 05:02:39 |
| Changed Site # 001 (O'Hare Airport Operations) to 001 (O'Hare Airport Operations) | kevino | 2021-08-07 07:10:15 |
| General text description updated | kevino | 2021-08-07 06:59:40 |
| Updated General Trunked System Information | kevino | 2021-08-07 06:58:38 |
| Updated General Trunked System Information | kevino | 2021-08-07 06:57:28 |
| General text description updated | kevino | 2021-08-06 20:20:55 |
| General text description updated | kevino | 2021-08-06 19:56:18 |
| Updated General Trunked System Information | kevino | 2021-08-06 19:42:00 |
| Updated General Trunked System Information | kevino | 2021-08-06 19:41:32 |
| Changed Site # 001 (O'Hare Airport Operations) to 001 (O'Hare Airport Operations) | kevino | 2021-08-06 19:39:16 |
| Added Talkgroup 10010012 Department of Aviation Security(O'Hare Operations) | kevino | 2021-08-06 19:36:09 |
| Changed Talkgroup Category: O'Hare Operations to O'Hare Operations(O'Hare Operations) | kevino | 2021-08-06 19:35:22 |
| Added Talkgroup Category: O'Hare Operations | kevino | 2021-08-06 19:34:40 |
| Added Site # 1 (O'Hare Airport Operations) | kevino | 2021-08-06 19:34:07 |
