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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KK4ZS callsign genealogy

Currently held by SIMS, BILLY 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 KK4ZS's current licensee, walking backwards.

  1. N4RGRactive· E
    Lowe, Roger LTNgranted 2021-02-23
  2. KF4OBHcancelled· E
    Lowe, Roger LTNgranted 1996-12-23cancelled 2001-03-10

Successor callsigns

Callsigns held now by people who previously held KK4ZS.

No current licensee on record previously held this callsign.

← Back to KK4ZS License history →