uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KF6E callsign genealogy

Currently held by WESTPHAL, FRANK C

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 KF6E's current licensee, walking backwards.

  1. KK4PRactive
    PEAK AMATEUR RADIO CLUBGAgranted 2024-10-12
  2. KM4BTVcancelled
    PEAK AMATEUR RADIO CLUBGAgranted 2014-05-29cancelled 2014-08-26

Successor callsigns

Callsigns held now by people who previously held KF6E.

  1. K6FWactive· E
    WESTPHAL, FRANK CCAgranted 2018-06-26

All historical holders

Every license row we've seen with the callsign KF6E, oldest first.

  • WESTPHAL, FRANK C CA
    2003-08-26 → cancelled 2008-09-12
  • KIRSCHNER, FRANK D MD
    2020-07-07 active