Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1TMM callsign genealogy
Currently held by Muellecker, Tia 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 W1TMM's current licensee, walking backwards.
- Muellecker, Tia MNYgranted 2006-06-06cancelled 2006-07-07
Successor callsigns
Callsigns held now by people who previously held W1TMM.
No current licensee on record previously held this callsign.