Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4MTV callsign genealogy
Currently held by MINGIS, DARREN
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 W4MTV's current licensee, walking backwards.
- MINGIS, DARRENFLgranted 2018-10-10cancelled 2019-09-13
Successor callsigns
Callsigns held now by people who previously held W4MTV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4MTV, oldest first.
- SIERK, CARL L FL1997-08-18 → cancelled 2009-08-19
- MINGIS, DARREN FL2019-09-13 active