Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3TMK callsign genealogy
Currently held by HANN, ROBERT R
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 W3TMK's current licensee, walking backwards.
- Hann, Robert RMDgranted 2003-04-21cancelled 2003-08-23
Successor callsigns
Callsigns held now by people who previously held W3TMK.
No current licensee on record previously held this callsign.