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

AG4FH callsign genealogy

Currently held by Frost, William R

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 AG4FH's current licensee, walking backwards.

  1. KG4KTHcancelled· E
    FROST, WILLIAM RVAgranted 1995-05-30cancelled 2001-01-16
  2. N9EYBcancelled· G
    FROST, WILLIAM RVAgranted 1995-05-30cancelled 2000-12-09

Successor callsigns

Callsigns held now by people who previously held AG4FH.

  1. AH6RCcancelled· E
    Frost, William RTNgranted 1995-05-30cancelled 2006-05-30
← Back to AG4FH License history →