Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4TMN callsign genealogy
Currently held by Kreis Jr, Hershel L
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 W4TMN's current licensee, walking backwards.
- Kreis Jr, Hershel LVAgranted 2003-07-29cancelled 2006-03-18
Successor callsigns
Callsigns held now by people who previously held W4TMN.
No current licensee on record previously held this callsign.