Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0HTM callsign genealogy
Currently held by MITCHELL III, HAROLD T
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K0HTM's current licensee, walking backwards.
- MITCHELL III, HAROLD TMNgranted 2016-05-17cancelled 2026-03-07
Successor callsigns
Callsigns held now by people who previously held K0HTM.
- Gillespie, David GCOgranted 2016-08-30
All historical holders
Every license row we've seen with the callsign K0HTM, oldest first.
- Gillespie, David G CO2006-06-06 → cancelled 2006-10-24
- MITCHELL III, HAROLD T MN2026-03-07 active