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

KC2GKF callsign genealogy

Currently held by O Donnell, Timothy J

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 KC2GKF's current licensee, walking backwards.

  1. KC2FXFcancelled· P
    O Donnell, Timothy JNYgranted 1999-09-23cancelled 2000-06-01
  2. KC2FMRcancelled· T
    O Donnell, Timothy JNYgranted 1999-09-23cancelled 2000-02-01

Successor callsigns

Callsigns held now by people who previously held KC2GKF.

  1. AB2LEactive· E
    O Donnell, Timothy JNYgranted 2019-09-04
← Back to KC2GKF License history →