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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K5MRF callsign genealogy

Currently held by Flanagan, Michael R

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 K5MRF's current licensee, walking backwards.

  1. AF7CGcancelled· E
    Flanagan, Michael RTXgranted 2012-12-07cancelled 2019-09-27
  2. W7MRFactive
    NXP Amateur Radio ClubAZgranted 2016-11-29
  3. KI7IEHcancelled
    NXP Amateur Radio ClubAZgranted 2016-11-08cancelled 2016-11-29

Successor callsigns

Callsigns held now by people who previously held K5MRF.

  1. WM5RFactive· E
    Flanagan, Michael RTXgranted 2024-05-21
← Back to K5MRF License history →