Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WT1UP callsign genealogy
Currently held by WATKINS, MICHAEL G
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 WT1UP's current licensee, walking backwards.
- WATKINS, MICHAEL GMDgranted 1992-03-24cancelled 2001-01-27
Successor callsigns
Callsigns held now by people who previously held WT1UP.
- WATKINS, MICHAEL GVAgranted 2025-11-26