Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4ABK callsign genealogy
Currently held by Strom, Rodney A
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 W4ABK's current licensee, walking backwards.
- ZALDIVAR OJEDA, DAVIERFLgranted 2015-03-19cancelled 2015-04-07
Successor callsigns
Callsigns held now by people who previously held W4ABK.
- STROM, RODNEY AFLgranted 2016-11-14
All historical holders
Every license row we've seen with the callsign W4ABK, oldest first.
- Strom, Rodney A FL2005-05-07 → cancelled 2007-02-09
- ZALDIVAR OJEDA, DAVIER FL2015-04-07 active