Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4MTD callsign genealogy
Currently held by KERNEN, ROBERT H
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 W4MTD's current licensee, walking backwards.
- Dickson, Michael TGAgranted 2015-02-05cancelled 2018-05-12
Successor callsigns
Callsigns held now by people who previously held W4MTD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4MTD, oldest first.
- KERNEN, ROBERT H FL2005-11-10 → cancelled 2018-02-08
- Dickson, Michael T GA2018-05-12 active