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

WC4H callsign genealogy

Currently held by HERRERA, CARL M

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 WC4H's current licensee, walking backwards.

  1. KS2Vactive· E
    Cooley, John BKSgranted 2018-12-11
  2. KC0CBAcancelled· E
    Cooley, John BKSgranted 2007-10-05cancelled 2008-12-06

Successor callsigns

Callsigns held now by people who previously held WC4H.

No current licensee on record previously held this callsign.

← Back to WC4H License history →