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

K8MFK callsign genealogy

Currently held by WARSALLA, PATRICK L

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 K8MFK's current licensee, walking backwards.

  1. KF8ASCcancelled· T
    Warsalla II, Christopher SMIgranted 2024-03-30cancelled 2026-07-28

Successor callsigns

Callsigns held now by people who previously held K8MFK.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K8MFK, oldest first.

  • Warsalla Sr, Franklin G MI
    2004-06-04 → cancelled 2010-03-27
  • WARSALLA, PATRICK L MI
    2020-06-09 → cancelled 2025-03-11
  • Warsalla II, Christopher S MI
    2026-07-28 active