Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NF6R callsign genealogy
Currently held by Michal, William P
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 NF6R's current licensee, walking backwards.
- Michal, William PCAgranted 2015-01-15cancelled 2019-09-27
Successor callsigns
Callsigns held now by people who previously held NF6R.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NF6R, oldest first.
- HAZEN JR, DAN F CA2016-05-19 → cancelled 2017-09-08
- Michal, William P CA2019-09-27 active