Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0UFF callsign genealogy
Currently held by HUFF, MAX K
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 W0UFF's current licensee, walking backwards.
- Huff, Michael FTXgranted 2020-03-13cancelled 2020-04-03
Successor callsigns
Callsigns held now by people who previously held W0UFF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0UFF, oldest first.
- HUFF, MAX K TX2016-04-23 → cancelled 2018-04-16
- Huff, Michael F TX2020-04-03 active