Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB4REB callsign genealogy
Currently held by ZEMANEK, GREGORY 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 KB4REB's current licensee, walking backwards.
- ZEMANEK, GREGORY WTNgranted 2005-03-02cancelled 2007-07-10
Successor callsigns
Callsigns held now by people who previously held KB4REB.
- ZEMANEK, GREGORY WTNgranted 2012-03-27cancelled 2013-12-24