Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0ROK callsign genealogy
Currently held by Waagmaester Sr, Harley
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 W0ROK's current licensee, walking backwards.
- Waagmaester Sr, HarleySDgranted 2017-02-24cancelled 2017-03-17
Successor callsigns
Callsigns held now by people who previously held W0ROK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0ROK, oldest first.
- HERWECK SR, HAROLD V MO2001-06-20 → cancelled 2013-09-18
- Waagmaester Sr, Harley SD2017-03-17 active