Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9TMW callsign genealogy
Currently held by WELTZER, THOMAS M
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 W9TMW's current licensee, walking backwards.
- WELTZER, THOMAS MILgranted 1996-10-04cancelled 2001-09-15
Successor callsigns
Callsigns held now by people who previously held W9TMW.
No current licensee on record previously held this callsign.