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

K1TCB callsign genealogy

Currently held by Marsteller, Ronald L

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 K1TCB's current licensee, walking backwards.

  1. KJ4WYVcancelled· G
    Marsteller, Ronald LTNgranted 2010-03-22cancelled 2011-04-26
  2. KJ4THYcancelled· G
    Marsteller, Ronald LSCgranted 2010-03-22cancelled 2010-08-19

Successor callsigns

Callsigns held now by people who previously held K1TCB.

  1. N4SCGactive· G
    Marsteller, Ronald LSCgranted 2017-09-16
← Back to K1TCB License history →