| Added Frequency 452.0 (Maintenance) | dtscho | 2019-12-09 15:29:00 |
| Added Frequency 452.0 (Operations) | dtscho | 2019-12-09 15:28:12 |
| Added Subcategory: Hyatt Regency Dulles | dtscho | 2019-12-09 15:27:13 |
| Added Frequency 461.775 (Hyatt Regency Reston) | dtscho | 2018-12-17 21:13:46 |
| Added Subcategory: Hyatt Regency Reston | dtscho | 2018-12-17 21:13:10 |
| Added Frequency 464.55 (Hilton McLean Tysons Corner) | dtscho | 2018-01-29 00:31:20 |
| Added Subcategory: Hilton McLean Tysons Corner | dtscho | 2018-01-29 00:30:42 |
| Added Subcategory: Ritz-Carlton Tysons Corner | dtscho | 2017-11-14 12:58:48 |
| Added Frequency 461.4375 (Hyatt Regency Tysons Corner) | dtscho | 2017-04-25 12:22:30 |
| Added Subcategory: Hyatt Regency Tysons Corner | dtscho | 2017-04-25 12:21:45 |
| Frequencies Updated (Updated: 1, Deleted 0) for Hotels | dtscho | 2016-06-24 15:36:19 |
| Frequencies Updated (Updated: 1, Deleted 0) for Hotels | dtscho | 2016-06-24 15:36:13 |
| Frequencies Updated (Updated: 1, Deleted 0) for Hotels | dtscho | 2016-04-28 17:28:26 |
| Frequencies Updated (Updated: 1, Deleted 0) for Hilton Washington Dulles Airport | bheisner | 2009-03-24 12:39:11 |
| Added Frequency 464.3250 (Operations) | bheisner | 2009-03-24 12:38:54 |
| Subcategory (Hilton Washington Dulles Airport) added to (Hotels) Category | bheisner | 2009-03-24 12:37:42 |
| Tagged 1 Frequencies with (Business) | ScanManQSL | 2008-06-10 02:35:21 |
| Frequencies updated | dtscho | 2007-01-10 14:09:00 |
| Added Frequency 461.725 | dtscho | 2006-12-17 21:34:00 |
| Sub-category Hyatt Fair Lakes Hotel changed | dtscho | 2006-12-17 21:33:38 |
| Category Hotels added | dtscho | 2006-12-17 21:33:25 |
