| Frequencies Updated (Updated: 0, Deleted 3) for Pierre Regional Airport | theaton | 2023-06-20 01:09:10 |
| Added Frequency 128.42500 (Minneapolis ARTCC - Pierre RCAG (High Alt)) | theaton | 2021-07-21 16:10:49 |
| Changed Subcategory Details For: Pierre Regional Airport: | theaton | 2017-10-29 14:33:13 |
| Frequencies Updated (Updated: 7, Deleted 0) for Pierre Regional Airport | theaton | 2017-10-29 14:32:50 |
| Changed Subcategory Details For: Temp | theaton | 2017-10-29 14:30:41 |
| Subcategory: (Pierre Regional Airport:) migrated to Category (Pierre Regional Airport) in Agency: (Pierre Regional Airport) | theaton | 2017-10-29 14:30:16 |
| Frequencies Updated (Updated: 1, Deleted 0) for Pierre Regional Airport | theaton | 2017-10-29 14:25:32 |
| 1 Frequencies imported | theaton | 2017-10-29 14:25:13 |
| Added Subcategory: Pierre Regional Airport | theaton | 2017-10-29 14:24:26 |
| Added category (Pierre Regional Airport 99) | theaton | 2017-10-29 14:24:11 |
