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Confidence: Medium · Source: FCC ULS · As of 2026-09-11

AF4PI callsign genealogy

Currently held by THOMAS, ROBERT W

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 AF4PI's current licensee, walking backwards.

  1. NT1Factive· E
    Tiffin, Gerald DOKgranted 2024-07-10
  2. K5UYYcancelled· E
    Tiffin, Gerald DOKgranted 2002-10-08cancelled 2004-03-26
  3. KD5SKRcancelled· E
    Tiffin, Gerald DOKgranted 2002-05-08cancelled 2002-10-08

Successor callsigns

Callsigns held now by people who previously held AF4PI.

No current licensee on record previously held this callsign.

← Back to AF4PI License history →