| Frequencies Updated (2) | dtscho | 2024-04-25 17:19:42 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2023-04-13 20:23:22 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2023-03-31 16:53:15 |
| Frequencies Updated (Updated: 2, Deleted 0) for Federal | dtscho | 2021-04-15 14:54:56 |
| Changed Subcategory Details For: Naval Support Facility Thurmont (Camp David) | ericcarlson | 2020-07-15 00:51:06 |
| Subcategory: (Naval Support Facility Thurmont (Camp David)) migrated to Category (Federal) in Agency: (Federal) | ericcarlson | 2020-07-15 00:41:57 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2019-04-02 21:27:47 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2019-01-28 16:24:01 |
| Set Encryption for 2 Frequencies with () | dtscho | 2019-01-28 16:23:55 |
| Set Encryption for 1 Frequencies with () | dtscho | 2019-01-28 16:23:27 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2017-11-03 17:12:54 |
| Added Frequency 163.05 (112 - Station Curtis Bay) | dtscho | 2017-11-03 17:12:35 |
| Frequencies Updated (Updated: 2, Deleted 0) for Federal | dtscho | 2016-05-01 18:52:06 |
| Added Frequency 412.975 (409 Sector Baltimore) | dtscho | 2016-03-24 11:29:14 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2016-02-27 01:18:48 |
| Added Frequency 171.7375 (Baltimore Metro 2 (VHF)) | dtscho | 2016-02-27 01:18:14 |
| Added Frequency 171.6625 (Baltimore Metro 1 (VHF)) | dtscho | 2016-02-27 01:17:36 |
| Frequencies Updated (Updated: 4, Deleted 0) for Federal | dtscho | 2016-02-25 19:50:59 |
| Added Frequency 418.675 (UHF Baltimore Metro 3) | dtscho | 2016-02-25 19:49:01 |
| Added Subcategory: Drug Enforcement Administration | dtscho | 2016-02-25 19:48:05 |
| Added Frequency 173.675 (Baltimore Metro (Fort McHenry)) | dtscho | 2016-02-25 19:47:38 |
| Added Frequency 168.925 (Baltimore Net 3 (Airports) - BWI) | dtscho | 2016-02-25 19:46:37 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2016-02-25 19:45:24 |
| Added Frequency 167.7875 (Baltimore A1) | dtscho | 2016-02-25 19:44:58 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2016-02-25 19:42:42 |
| Added Frequency 165.4625 (Digital Net 7 - Baltimore Area) | dtscho | 2016-02-25 19:40:06 |
| Added Frequency 172.15 (BWI Airport) | dtscho | 2016-02-24 15:48:25 |
| Added Frequency 172.9 (BWI Airport (some encryption)) | dtscho | 2016-02-24 15:47:46 |
| Added Subcategory: Transportation Security Administration | dtscho | 2016-02-24 15:47:06 |
| Added Frequency 167.6875 (FBI (encrypted)) | dtscho | 2016-02-08 18:19:37 |
| Added Subcategory: Federal Bureau of Investigation | dtscho | 2016-02-08 18:18:51 |
| Added Frequency 162.325 (111 Sector Baltimore) | dtscho | 2016-02-08 18:18:12 |
| Added Subcategory: Coast Guard | dtscho | 2016-02-08 18:17:21 |
| Frequencies Updated (Updated: 2, Deleted 0) for Federal | dtscho | 2016-02-08 18:16:35 |
| Added Subcategory: Immigration and Customs Enforcement | dtscho | 2016-02-08 18:14:59 |
| Added Frequency 170.75 (Baltimore Federal Courthouse Security (mostly encrypted)) | dtscho | 2016-02-08 18:13:13 |
| Added Frequency 163.625 (ICE Baltimore Net 1 (Talbot)) | dtscho | 2015-11-08 19:03:10 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2015-11-08 19:01:47 |
| Added Frequency 407.1375 (Postal Inspectors Green (Baltimore)) | dtscho | 2015-11-08 19:01:38 |
| Added Frequency 406.3375 (Postal Inspectors Red - Baltimore) | dtscho | 2015-11-08 17:22:41 |
| Added Frequency 408.1375 (Baltimore - Sorting Facility Maintenance) | dtscho | 2015-11-08 17:20:16 |
| Added Frequency 407.5375 (Baltimore - Sorting Facility Operations) | dtscho | 2015-11-08 17:19:29 |
| Added Subcategory: US Postal Service | dtscho | 2015-11-08 17:18:46 |
| Added Frequency 170.85 (Baltimore) | dtscho | 2015-11-08 17:17:48 |
| Added Subcategory: US Marshals Service | dtscho | 2015-11-08 17:17:15 |
| Frequencies Updated (Updated: 3, Deleted 0) for Federal | dtscho | 2015-11-08 17:16:30 |
| Frequencies Updated (Updated: 4, Deleted 0) for Federal | dtscho | 2015-11-08 17:15:39 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2015-11-08 17:15:19 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2015-11-08 17:14:57 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2015-11-08 17:14:17 |
| Added Frequency 163.725 (ICE Washington Net 1 (DC)) | dtscho | 2015-11-08 17:13:12 |
| Added Frequency 165.825 (ICE Baltimore Net 1 (Harford/Cecil County)) | dtscho | 2015-11-08 17:12:09 |
| Frequencies Updated (Updated: 0, Deleted 1) for Federal | dtscho | 2015-11-08 17:10:35 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2015-11-08 17:10:31 |
| Added Frequency 163.675 (ICE Net 1 - Baltimore) | dtscho | 2015-11-08 17:09:56 |
| Added Frequency 165.2375 (Net 1 - Baltimore) | dtscho | 2015-11-08 17:08:16 |
| Added Frequency 167.75 (Baltimore Fed Interop Law 3) | dtscho | 2015-11-08 17:06:29 |
| Added Frequency 165.2875 (Baltimore (some encryption)) | dtscho | 2015-09-18 17:52:13 |
| Added Subcategory: Bureau of Alcohol, Tobacco, Firearms and Explosives | dtscho | 2015-09-18 17:51:02 |
| Subcategory (Naval Support Facility Thurmont (Camp David)) deleted | Gilligan | 2014-12-18 20:10:24 |
| Sort order changed to from 0 for subcat: Naval Support Facility Thurmont (Camp David) | Gilligan | 2014-12-18 16:29:30 |
| Added Frequency 169.925 (Camp David Security) | Gilligan | 2014-12-18 16:28:06 |
| Added Subcategory: Naval Support Facility Thurmont (Camp David) | Gilligan | 2014-12-18 16:27:16 |
| Sort order changed to from 3 for subcat: National Park Service | Gilligan | 2014-12-18 02:03:53 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | Gilligan | 2014-12-18 02:03:53 |
| Sort order changed to from 3 for subcat: National Park Service | Gilligan | 2014-12-18 00:39:21 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | Gilligan | 2014-12-18 00:39:21 |
| Sort order changed to from 3 for subcat: National Park Service | Gilligan | 2014-03-29 23:27:56 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | Gilligan | 2014-03-29 23:27:56 |
| Sort order changed to from 3 for subcat: National Park Service | dtscho | 2013-06-12 16:24:20 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | dtscho | 2013-06-12 16:24:20 |
| Added Frequency 172.4 (Assateague Island National Seashore) | dtscho | 2013-06-12 16:23:45 |
| Sort order changed to from 3 for subcat: National Park Service | dtscho | 2013-06-12 16:23:09 |
| Frequencies Updated (Updated: 0, Deleted 1) for Federal | dtscho | 2013-06-12 16:23:09 |
| Added Frequency 169.4 (Assateague Island National Seashore) | dtscho | 2013-06-12 16:22:55 |
| Frequencies Updated (Updated: 2, Deleted 0) for Federal | Gilligan | 2013-04-29 01:50:54 |
| Sort order changed to from 0 for subcat: Federal Protective Service | Gilligan | 2013-04-29 01:50:53 |
| Sort order changed to from 0 for subcat: Federal Protective Service | dtscho | 2013-04-28 03:12:36 |
| Frequencies Updated (Updated: 2, Deleted 0) for Federal | dtscho | 2013-04-28 03:12:36 |
| Added Frequency 409.4 (Baltimore 2 (mobiles use 123.0)) | dtscho | 2013-04-28 03:12:11 |
| Added Frequency 410.8 (Baltimore 1 (mobiles use 123.0)) | dtscho | 2013-04-28 03:11:27 |
| Added Subcategory: Federal Protective Service | dtscho | 2013-04-28 03:10:05 |
| Changed Subcategory Details For: Interop | dtscho | 2013-04-28 03:09:41 |
| Added Frequency 166.95 (Fort McHenry National Monument and Historic Shrine ) | dtscho | 2013-04-28 03:08:53 |
| Subcategory: (Presidio of Monterey (Monterey)) migrated to Category (U.S. Army) in Agency: (Military) | radioscan | 2012-02-26 20:53:59 |
| Subcategory: (Presidio of Monterey (Monterey)) migrated to Category (Federal) in Agency: (Federal) | radioscan | 2012-02-26 20:48:18 |
| Sort order changed to from 3 for subcat: National Park Service | Gilligan | 2011-12-26 16:59:42 |
| Frequencies Updated (Updated: 1, Deleted 0) for Federal | Gilligan | 2011-12-26 16:59:42 |
| Sort order changed to from 3 for subcat: National Park Service | Gilligan | 2011-12-26 16:58:04 |
| Frequencies Updated (Updated: 2, Deleted 0) for Federal | Gilligan | 2011-12-26 16:58:04 |
| Frequencies Updated (Updated: 4, Deleted 0) for Customs and Border Protection | Gilligan | 2011-07-27 12:25:59 |
| Sub-category (National Park Service Sort 99) changed to (National Park Service Sort: 99) | ericcarlson | 2010-03-01 05:13:09 |
| Sub-category (National Park Service - Assateague Island National Seashore Sort 99) changed to (National Park Service Sort: 99) | dtscho | 2009-11-30 02:20:46 |
| Added Frequency 166.35 (Chesapeake & Ohio Canal National Historical Park - Cacapon Mountain) | dtscho | 2009-11-30 02:20:05 |
| Frequencies Updated (Updated: 1, Deleted 0) for National Park Service - Assateague Island National Seashore | dtscho | 2009-11-30 02:19:12 |
| Added Frequency 169.6875 (Chesapeake & Ohio Canal National Historical Park - Great Falls) | dtscho | 2009-11-30 02:19:05 |
| Added Frequency 170.3625 (Chesapeake & Ohio Canal National Historical Park - Lambs Knoll) | dtscho | 2009-11-30 02:17:55 |
| Added Frequency 171.725 (Catoctin Mountain Park) | dtscho | 2009-11-30 02:14:48 |
| Added Frequency 170.05 (Antietam National Battlefield) | dtscho | 2009-11-30 02:13:46 |
| Frequencies Updated (Updated: 1, Deleted 0) for National Park Service - Assateague Island National Seashore | dtscho | 2009-11-30 02:12:09 |
