Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MRF callsign genealogy
Currently held by NXP Amateur Radio Club
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 W7MRF's current licensee, walking backwards.
- KI7IEHcancelledNXP Amateur Radio ClubAZgranted 2016-11-08cancelled 2016-11-29
Successor callsigns
Callsigns held now by people who previously held W7MRF.
- Flanagan, Michael RTXgranted 2012-12-07cancelled 2019-09-27
All historical holders
Every license row we've seen with the callsign W7MRF, oldest first.
- Flanagan, Michael R NV2012-12-07 → cancelled 2013-07-10
- NXP Amateur Radio Club AZ2016-11-29 active