| Chickasaw Personal Communications System Updated (Added Talkgroup to: Security (660 Signal Security)) | fast2okc | 2025-05-24 18:13:41 | 
| Chickasaw Personal Communications System Updated (Added Talkgroup Category: Security) | fast2okc | 2025-05-24 18:12:18 | 
| American Electric Power (AEP) P25 System Updated (Updated System Location Details) | fast2okc | 2025-02-28 16:16:28 | 
| EnLink Midstream System Updated (Changed Site # 001 (Northridge Plant (Calvin)) to 1 (Northridge Plant (Calvin))) | fast2okc | 2025-02-23 18:22:16 | 
| Chickasaw Personal Communications (Tier 3) System Updated (Updated General System Details) | wa8pyr | 2024-09-01 14:52:52 | 
| Chickasaw Personal Communications System Updated (Updated General System Details) | fast2okc | 2024-06-11 01:26:13 | 
| Chickasaw Personal Communications System Updated (Deleted System ID: [1h]) | fast2okc | 2024-06-11 01:24:15 | 
| Chickasaw Personal Communications System Updated (Added System ID: [1]) | fast2okc | 2024-06-11 01:24:00 | 
| Chickasaw Personal Communications System Updated (Updated System Description Text) | fast2okc | 2024-05-12 01:41:08 | 
| Deleted Subcategory: (Hughes County/Davis Correctional Facility) | fast2okc | 2024-03-26 01:47:39 | 
| Frequencies Updated (1) | wbloss | 2024-01-22 23:53:58 | 
| Updated Subcategory: (Muscogee (Creek) Indian Nation) | wbloss | 2024-01-22 23:53:24 | 
| Chickasaw Personal Communications (Tier 3) System Updated (Updated General System Details) | wa8pyr | 2024-01-21 22:44:09 | 
| American Electric Power (AEP) P25 System Updated (Updated System Location Details) | mtindor | 2023-08-07 11:39:24 | 
| Agency: (Airport) was updated | fast2okc | 2023-07-23 00:52:12 | 
| Agency: (Airport) was updated | fast2okc | 2023-07-15 12:56:45 | 
| American Electric Power (AEP) P25 System Updated (Updated General System Details) | Ronaldski | 2023-05-04 23:35:10 | 
| American Electric Power (AEP) System Updated (Updated General System Details) | Ronaldski | 2023-05-04 17:10:25 | 
| American Electric Power (AEP) P25 System Updated (Updated System Description Text) | Ronaldski | 2023-05-04 17:10:01 | 
| American Electric Power (AEP) P25 System Updated (Updated System Location Details) | Ronaldski | 2023-05-04 17:09:55 | 
| American Electric Power (AEP) P25 System Updated (Updated System Location Details) | mtindor | 2023-03-06 18:00:11 | 
| EnLink Midstream System Updated (Updated General System Details) | fast2okc | 2023-01-11 05:52:52 | 
| American Electric Power (AEP) P25 System Updated (Changed Site # 020 (Calvin) to 20 (Calvin)) | fast2okc | 2022-12-30 12:06:28 | 
| American Electric Power (AEP) P25 System Updated (Changed Site # 020 (Calvin) to 20 (Calvin)) | fast2okc | 2022-12-30 11:56:27 | 
| System Updated (Added P25 CH ID Table [AEP]) | redbeard | 2022-06-02 07:01:30 | 
| American Electric Power (AEP) P25 System Updated ((9) Talkgroups Updated (multi-category change)) | mtindor | 2022-02-06 22:19:45 | 
| American Electric Power (AEP) P25 System Updated (Updated General Trunked System Information) | rattlerbb01 | 2022-01-09 19:36:18 | 
| Chickasaw Personal Communications System Updated (Changed System ID: [L 1 |  | ] to [1h |  | ]) | fast2okc | 2022-01-08 17:56:46 | 
| American Electric Power (AEP) P25 System Updated (Added Talkgroup Category: Southwestern Electric Power (SWEPCO)) | rattlerbb01 | 2022-01-06 00:34:34 | 
| American Electric Power (AEP) P25 System Updated (Changed Zone # 505 (Oklahoma/Louisiana) to # 505 (Oklahoma/Ark-La-Tex)) | rattlerbb01 | 2021-12-15 03:59:09 | 
| EnLink Midstream System Updated (Changed Site # 001 (Northridge Plant (Calvin)) to 001 (Northridge Plant (Calvin))) | fwradio | 2021-10-18 15:46:37 | 
| EnLink Midstream System Updated (Changed Site # 001 (Northridge Plant (Calvin)) to 001 (Northridge Plant (Calvin))) | fwradio | 2021-10-18 15:45:33 | 
| Changed Subcategory Details For: Davis Correctional Facility | ericcarlson | 2021-10-16 18:20:08 | 
| Davis Correctional Facility System Updated (Imported Talkgroups (3 Imported, 0 Updated)) | ericcarlson | 2021-10-16 18:19:12 | 
| Davis Correctional Facility System Updated (Added Talkgroup Category: All) | ericcarlson | 2021-10-16 18:18:48 | 
| Davis Correctional Facility System Updated (Updated General Trunked System Information) | ericcarlson | 2021-10-16 18:18:30 | 
| Chickasaw Personal Communications System Updated (Changed System ID: [NaN |  | ] to [L 1 |  | ]) | fast2okc | 2021-10-14 11:55:29 | 
| Chickasaw Personal Communications System Updated (Changed System ID: [ |  | ] to [NaN |  | ]) | fast2okc | 2021-10-14 11:55:03 | 
| Chickasaw Personal Communications System Updated (Changed System ID: [L1 |  | ] to [ |  | ]) | fast2okc | 2021-10-14 11:54:46 | 
| Chickasaw Personal Communications System Updated (Changed System ID: [L 1 |  | ] to [L1 |  | ]) | fast2okc | 2021-10-14 11:54:01 | 
| Chickasaw Personal Communications System Updated (Changed System ID: [357 |  | ] to [L 1 |  | ]) | fast2okc | 2021-10-14 11:53:38 | 
| American Electric Power (AEP) P25 System Updated (Updated General Trunked System Information) | rattlerbb01 | 2021-08-30 12:15:23 | 
| American Electric Power (AEP) P25 System Updated (General text description updated) | mtindor | 2021-08-05 16:18:50 | 
| American Electric Power (AEP) P25 System Updated (General text description updated) | mtindor | 2021-08-05 14:37:51 | 
| American Electric Power (AEP) P25 System Updated (Changed Zone # 505 (Oklahoma) to # 505 (Oklahoma/Louisiana)) | rattlerbb01 | 2021-07-29 02:51:58 | 
| American Electric Power (AEP) P25 System Updated (General text description updated) | mtindor | 2021-07-22 10:37:43 | 
| American Electric Power (AEP) P25 System Updated (Updated General Trunked System Information) | mtindor | 2021-07-21 14:44:16 | 
| American Electric Power P25 System Updated (Added a new news entry) | rattlerbb01 | 2021-07-11 20:48:21 | 
| American Electric Power P25 System Updated (Updated General Trunked System Information) | mtindor | 2021-06-08 11:38:02 | 
| American Electric Power (AEP) P25 System Updated (Updated General Trunked System Information) | mtindor | 2021-06-08 11:37:47 | 
| American Electric Power P25 System Updated (Deleted System ID: [1FA |  | 92715]) | mtindor | 2021-06-08 11:36:39 | 
| American Electric Power P25 System Updated (Updated General Trunked System Information) | mtindor | 2021-06-08 11:36:14 | 
| American Electric Power P25 System Updated (Added Talkgroup Category: Public Service Co of Oklahoma) | mtindor | 2021-02-15 15:14:31 | 
| Chickasaw Personal Communications System Updated (Updated General Trunked System Information) | fast2okc | 2021-02-07 02:06:18 | 
| American Electric Power P25 System Updated (Added Site # 20 (Calvin)) | mtindor | 2021-01-30 12:22:53 | 
| General text description updated | fast2okc | 2020-10-30 11:47:23 | 
| American Electric Power (AEP) System Updated (Added a new news entry) | fast2okc | 2020-10-17 12:04:55 | 
| Frequencies Updated (Updated: 1, Deleted 0) for Hughes County | fast2okc | 2017-11-03 23:09:04 | 
| Chickasaw Personal Communications System Updated (General text description deleted) | fast2okc | 2017-07-08 03:54:58 | 
| Chickasaw Personal Communications System Updated (Added a new news entry) | fast2okc | 2017-07-08 03:54:46 | 
| Chickasaw Personal Communications System Updated (Added Talkgroup 100 Radio System Maintenance) | fast2okc | 2017-06-08 11:36:17 | 
| Chickasaw Personal Communications System Updated (Added Talkgroup Category: Radio Techs) | fast2okc | 2017-06-08 11:34:57 | 
| Agency: (Airport) was updated | fast2okc | 2017-04-23 12:35:03 | 
| Frequencies Updated (Updated: 2, Deleted 0) for Hughes County | fast2okc | 2017-04-23 12:32:53 | 
| Frequencies Updated (Updated: 5, Deleted 0) for Hughes County | fast2okc | 2017-04-23 12:30:34 | 
| Frequencies Updated (Updated: 4, Deleted 0) for Hughes County | fast2okc | 2017-04-23 12:23:01 | 
| Frequencies Updated (Updated: 2, Deleted 0) for Hughes County | fast2okc | 2017-04-23 12:18:56 | 
| Agency: (Airport) was updated | fast2okc | 2017-02-05 17:08:32 | 
| Agency: (Holdenville Municipal Airport (F99)) was updated | fast2okc | 2017-02-05 17:07:58 | 
| Agency: (Holdenville Municipal Airport (F99)) was updated | fast2okc | 2017-02-05 17:07:30 | 
| Frequencies Updated (Updated: 0, Deleted 2) for Hughes County | fast2okc | 2017-02-05 17:06:24 | 
| Changed Subcategory Details For: Davis Correctional Facility | fast2okc | 2017-02-05 17:05:35 | 
| Davis Correctional Facility System Updated (Updated General Trunked System Information) | fast2okc | 2017-02-05 17:03:12 | 
| Added Frequency 154.3175 (Fire Dispatch) | fast2okc | 2017-02-05 13:53:07 | 
| American Electric Power (AEP) System Updated (Added Site # 17 (Mangum)) | fast2okc | 2016-06-13 04:51:54 | 
| American Electric Power (AEP) System Updated (Changed Site # 415 (Idabel) to 415 (Idabel)) | fast2okc | 2016-06-12 01:02:00 | 
| American Electric Power (AEP) System Updated (Changed Site # 404 (Allen) to 404 (Allen)) | fast2okc | 2016-06-12 01:01:32 | 
| American Electric Power (AEP) System Updated (Changed Site # 103 (Lookeba) to 103 (Lookeba)) | fast2okc | 2016-06-12 00:57:58 | 
| American Electric Power (AEP) System Updated (Changed Site # 021 (Broken Bow North) to 021 (Broken Bow North)) | fast2okc | 2016-06-12 00:55:31 | 
| American Electric Power (AEP) System Updated (Changed Site # 020 (Frederick) to 020 (Frederick)) | fast2okc | 2016-06-12 00:54:39 | 
| American Electric Power (AEP) System Updated (Changed Site # 018 (Talihina) to 018 (Talihina)) | fast2okc | 2016-06-12 00:53:21 | 
| American Electric Power (AEP) System Updated (Changed Site # 016 (Antlers) to 016 (Antlers)) | fast2okc | 2016-06-12 00:52:47 | 
| American Electric Power (AEP) System Updated (Changed Site # 014 (McAlester) to 014 (McAlester)) | fast2okc | 2016-06-12 00:51:20 | 
| American Electric Power (AEP) System Updated (Changed Talkgroup Category: PSO Tulsa to PSO Tulsa) | fast2okc | 2016-06-12 00:45:47 | 
| American Electric Power (AEP) System Updated (Changed Talkgroup Category: PSO Western Oklahoma to PSO Western Oklahoma) | fast2okc | 2016-06-12 00:44:21 | 
| American Electric Power (AEP) System Updated (Changed Talkgroup Category: Western Oklahoma to PSO Western Oklahoma) | fast2okc | 2016-06-12 00:43:26 | 
| American Electric Power (AEP) System Updated (Updated Talkgroups (6 Updated)) | fast2okc | 2016-06-12 00:43:03 | 
| American Electric Power (AEP) System Updated (Updated Talkgroups (21 Updated)) | fast2okc | 2016-06-12 00:42:15 | 
| American Electric Power (AEP) System Updated (Changed Talkgroup Category: Tulsa to PSO Tulsa) | fast2okc | 2016-06-12 00:37:25 | 
| Frequencies Updated (Updated: 2, Deleted 0) for Hughes County | fast2okc | 2016-05-31 12:42:50 | 
| Frequencies Updated (Updated: 5, Deleted 0) for Hughes County | fast2okc | 2016-05-31 12:41:48 | 
| Frequencies Updated (Updated: 1, Deleted 0) for Hughes County | fast2okc | 2016-05-31 12:40:42 | 
| Frequencies Updated (Updated: 3, Deleted 0) for Hughes County | fast2okc | 2016-05-31 12:40:19 | 
| Frequencies Updated (Updated: 0, Deleted 1) for Hughes County | fast2okc | 2016-05-31 12:39:07 | 
| Frequencies Updated (Updated: 2, Deleted 0) for Hughes County | fast2okc | 2016-05-31 12:38:15 | 
| American Electric Power (AEP) System Updated (Changed Site # 020 (Headrick) to 020 (Headrick)) | fast2okc | 2015-08-02 14:55:46 | 
| American Electric Power (AEP) System Updated (Changed Site # 203 (Vinita) to 203 (Vinita)) | fast2okc | 2015-07-18 12:07:17 | 
| American Electric Power (AEP) System Updated (Changed Site # 204 (Grove) to 204 (Grove)) | fast2okc | 2015-07-05 14:54:48 | 
| Frequencies Updated (Updated: 2, Deleted 0) for Hughes County | fast2okc | 2015-06-29 12:43:52 | 
| Sort order changed to  from 0 for subcat: Wetumka | fast2okc | 2015-06-29 12:43:51 |