| Frequencies Updated (1) | N0ZJT | 2023-10-13 13:37:07 |
| Added Frequency 461.425 (Rich Farms - Vinton) | N0ZJT | 2023-10-13 13:36:55 |
| Updated Subcategory: (Nolan Farms) | N0ZJT | 2023-10-13 13:35:18 |
| Frequencies Updated (1) | N0ZJT | 2023-09-02 00:41:30 |
| Updated Subcategory: (Vinton Shellsburg Community Schools) | N0ZJT | 2023-09-02 00:37:23 |
| Added Subcategory: (Schools/Vinton Shellsburg Community Schools) | N0ZJT | 2023-09-02 00:36:27 |
| Frequencies Updated (Updated: 3, Deleted 0) for Business | Starcom21 | 2022-11-08 15:47:03 |
| Frequencies Updated (Updated: 1, Deleted 0) for Schools | Starcom21 | 2022-11-08 15:46:08 |
| Added Frequency 454.000 (Tower Officials to Drivers) | timkilbride | 2020-08-10 03:39:45 |
| Added Frequency 151.625 (Race Officials) | timkilbride | 2020-08-10 03:38:31 |
| Added Subcategory: Benton County Speedway | timkilbride | 2020-08-10 03:37:35 |
| Added Frequency 461.225 (Operations) | timkilbride | 2018-06-25 14:49:35 |
| Added Subcategory: Nolan Farms | timkilbride | 2018-06-25 14:48:08 |
| Added Frequency 153.125 (Operations) | timkilbride | 2012-12-13 14:40:42 |
| Added Subcategory: Coots Material Company | timkilbride | 2012-12-13 14:40:11 |
| Added Frequency 464.575 (Buses) | timkilbride | 2011-11-02 18:07:35 |
| Added Subcategory: Benton Community Schools | timkilbride | 2011-11-02 18:06:14 |
| Added category (Schools 99) | timkilbride | 2011-11-02 18:03:24 |
| Sub-category (Frontier Cooperative Sort 99) changed to (Frontier Cooperative Sort: 99) | timkilbride | 2010-11-02 12:23:18 |
| Category (Trucking ) deleted | timkilbride | 2010-10-06 03:49:04 |
| Subcategory (New SubCategory - CHANGE THIS NAME) deleted | timkilbride | 2010-10-06 03:49:04 |
| Category: (Business) migrated to Agency: (Business) | timkilbride | 2010-10-06 03:48:42 |
| Category (Trucking ) added | timkilbride | 2010-10-06 03:47:33 |
