| Changed Subcategory Details For: Air Traffic Control (Oakland Center) | kma371 | 2017-12-20 07:26:22 |
| Frequencies Updated (Updated: 1, Deleted 0) for Chico Municipal (CIC) | kma371 | 2017-12-20 07:15:51 |
| Added Frequency 122.95 (Northgate Aviation - Chico Jet Center) | kma371 | 2017-12-20 07:15:36 |
| Updated 5 Subcategories | kma371 | 2017-12-20 07:14:56 |
| Added Subcategory: Airline Operations | kma371 | 2017-12-20 07:14:41 |
| Changed Subcategory Details For: Air Traffic Control (NORCAL) | kma371 | 2017-12-19 06:17:24 |
| Changed Subcategory Details For: Air Traffic Control (NORCAL) | kma371 | 2017-12-18 06:58:56 |
| Frequencies Updated (Updated: 2, Deleted 0) for Chico Municipal (CIC) | kma371 | 2017-03-30 04:26:29 |
| Changed Subcategory Details For: Air Traffic Control (NORCAL) | kma371 | 2015-11-02 08:26:09 |
| Changed Subcategory Details For: Air Traffic Control (Oakland Center) | kma371 | 2015-11-01 16:51:05 |
| Frequencies Updated (Updated: 0, Deleted 2) for Chico Municipal (CIC) | kma371 | 2015-11-01 16:50:38 |
| Changed Subcategory Details For: Air Traffic Control (NORCAL) | kma371 | 2015-11-01 16:49:56 |
| Frequencies Updated (Updated: 0, Deleted 2) for Oroville Municipal (OVE) | kma371 | 2015-10-31 20:12:56 |
| Changed Subcategory Details For: Air Traffic Control (NORCAL) | kma371 | 2015-10-31 20:12:46 |
| Updated 4 Subcategories | kma371 | 2015-10-31 20:12:28 |
