| Frequencies Updated (3) | theaton | 2025-08-11 11:15:25 |
| Frequencies Imported (3) | theaton | 2025-08-11 11:14:58 |
| Frequencies Updated (2) | theaton | 2024-12-22 22:48:28 |
| Frequencies Imported (2) | theaton | 2024-12-22 22:48:11 |
| Subcategory: (Military - Civil Air Patrol) migrated to Category (Sioux Falls Airport/Joe Foss Field) in Agency: (Airports) | theaton | 2022-11-10 00:54:35 |
| Subcategory (Military) deleted | theaton | 2022-11-10 00:54:12 |
| Frequencies Updated (Updated: 2, Deleted 0) for Sioux Falls Airport/Joe Foss Field | theaton | 2022-11-10 00:53:32 |
| 1 Frequencies imported | theaton | 2022-11-10 00:51:21 |
| Changed Subcategory Details For: Airline Operations | theaton | 2022-11-10 00:49:33 |
| Changed Subcategory Details For: Airport Operations | theaton | 2022-11-10 00:49:18 |
| Added Subcategory: Military | theaton | 2022-11-10 00:14:59 |
| Changed Subcategory Details For: Airline Operations | theaton | 2022-11-10 00:14:31 |
| Added Subcategory: Airport Operations | theaton | 2022-11-10 00:13:59 |
| Changed Subcategory Details For: Air Traffic Control | theaton | 2022-11-10 00:13:37 |
| Changed Subcategory Details For: Air Traffic Control | theaton | 2022-11-10 00:07:55 |
| Subcategory (Air Traffic Control) deleted | theaton | 2022-11-10 00:07:36 |
| Subcategory: (Sioux Falls Airport - Joe Foss Field) migrated to Category (Sioux Falls Airport/Joe Foss Field) in Agency: (Airports) | theaton | 2022-11-09 23:54:05 |
| Added Subcategory: Air Traffic Control | theaton | 2022-11-09 23:52:33 |
| Agency: Airports changed from Sioux Falls Airport/Joe Foss Field (Aircraft / Airport) to Airports (Aircraft / Airport) | theaton | 2022-11-09 23:52:02 |
| Frequencies Updated (Updated: 1, Deleted 0) for Sioux Falls Airport/Joe Foss Field | theaton | 2022-01-13 12:21:42 |
| 1 Frequencies imported | theaton | 2022-01-13 12:21:08 |
| Added Subcategory: Airlines | theaton | 2022-01-13 12:20:22 |
| Added category (Sioux Falls Airport/Joe Foss Field 99) | theaton | 2022-01-13 12:20:08 |
