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

W3CHR callsign genealogy

Currently held by HERBSTER, TERRY N

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 W3CHR's current licensee, walking backwards.

  1. WR4Aactive· E
    Shamrock Sr, Mark AFLgranted 2021-02-09
  2. W9MSScancelled· E
    Schweiner, Maxwell SWIgranted 2013-09-13cancelled 2017-12-22
  3. KC9YLGcancelled· T
    Schweiner, Maxwell SWIgranted 2013-03-01cancelled 2013-09-13

Successor callsigns

Callsigns held now by people who previously held W3CHR.

  1. K4ABGcancelled· E
    HERBSTER, TERRY NALgranted 2012-01-27cancelled 2012-09-21
← Back to W3CHR License history →