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

AG6ZW callsign genealogy

Currently held by AMSTADT, ROBERT J

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 AG6ZW's current licensee, walking backwards.

  1. K6RJAactive· E
    ALVAREZ, RANDYCAgranted 2026-03-14
  2. KM6CIScancelled· G
    Alvarez, RandyCAgranted 2016-05-03cancelled 2016-05-24

Successor callsigns

Callsigns held now by people who previously held AG6ZW.

  1. KC3Zcancelled· E
    AMSTADT, ROBERT JCAgranted 2016-04-22cancelled 2016-08-05
← Back to AG6ZW License history →