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

N4TFC callsign genealogy

Currently held by DIEHL, WILBUR F

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 N4TFC's current licensee, walking backwards.

  1. W4CBRcancelled· E
    Brubaker, Roger KVAgranted 2019-12-24cancelled 2023-08-26

Successor callsigns

Callsigns held now by people who previously held N4TFC.

  1. W4RCIactive· E
    Brubaker, Roger KVAgranted 2025-01-11
  2. W4CBRcancelled· E
    Brubaker, Roger KVAgranted 2019-12-24cancelled 2023-08-26

All historical holders

Every license row we've seen with the callsign N4TFC, oldest first.

  • DIEHL, WILBUR F FL
    1999-05-13 → cancelled 2011-05-14
  • Brubaker, Roger K VA
    2018-12-27 → cancelled 2019-12-24
  • Brubaker, Roger K VA
    2023-08-26 → cancelled 2025-01-11
← Back to N4TFC License history →