Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9TAM callsign genealogy
Currently held by MESSER, TIMOTHY A
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 W9TAM's current licensee, walking backwards.
- Messer, Timothy AILgranted 2004-03-22cancelled 2004-04-17
Successor callsigns
Callsigns held now by people who previously held W9TAM.
No current licensee on record previously held this callsign.