Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4RG callsign genealogy
Currently held by Geerman, Randy D
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 WB4RG's current licensee, walking backwards.
- ALLEN SR, DONALD LTNgranted 2002-02-26cancelled 2009-06-02
Successor callsigns
Callsigns held now by people who previously held WB4RG.
- Geerman, Randy DFLgranted 2014-12-02
All historical holders
Every license row we've seen with the callsign WB4RG, oldest first.
- Geerman, Randy D FL2002-09-05 → cancelled 2004-01-30
- ALLEN SR, DONALD L TN2019-03-15 active