User contributions
- 15:22, 15 February 2024 diff hist -8 Calhoun County (MI) →Fire/EMS Pager Tones current
- 17:28, 16 July 2022 diff hist -40 m Battle Creek ANGB current
- 17:15, 16 July 2022 diff hist +27 W.K. Kellogg Airport (BTL) Calhoun County (MI) current
- 17:03, 16 July 2022 diff hist +7 m Calhoun County (MI) →Police Numbering Plan
- 01:31, 5 May 2021 diff hist +33 m Federal Protective Service →MegaCenter Battle Creek (Regions 4, 5, 6)
- 21:17, 11 December 2020 diff hist +41 Department of State Police (MI) →Map of Districts and Posts
- 13:57, 28 November 2020 diff hist -1 m Civil Air Patrol →NEW - Narrowband Repeaters
- 13:27, 28 November 2020 diff hist -129 m W.K. Kellogg Airport (BTL) Calhoun County (MI) →Frequencies not in the RRDB
- 13:18, 28 November 2020 diff hist +4 Michigan MilAir Reference →Military Air Bases in Michigan current
- 13:14, 28 November 2020 diff hist +69 110th Airlift Wing current
- 10:16, 11 October 2019 diff hist -33 m Calhoun County (MI) →Schools
- 10:12, 11 October 2019 diff hist -50 m Calhoun County (MI) →Police Numbering Plan
- 10:11, 11 October 2019 diff hist 0 m Calhoun County (MI) →Police Numbering Plan
- 23:58, 8 May 2018 diff hist -18 m Calhoun County (MI) →Fire/EMS Pager Tones
- 19:39, 31 March 2018 diff hist +35 m Calhoun County (MI) →EMS Agencies and Hospitals
- 10:57, 31 January 2018 diff hist +1,043 Barry County (MI) current
- 17:31, 30 May 2016 diff hist 0 m Calhoun County (MI) →Police Numbering Plan
- 21:22, 27 March 2016 diff hist +62 m Chicago (IL) F.D. Station Locations →Chicago (IL) F.D. Station Locations
- 20:52, 27 March 2016 diff hist +1 m Chicago (IL) F.D. Station Locations →1st District
- 20:38, 27 March 2016 diff hist +1 m Cook County (IL) Chicago City →Chicago Fire Department and EMS