Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA6IOK callsign genealogy
Currently held by HILLIARD, JEFFREY 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 WA6IOK's current licensee, walking backwards.
- TRANSUE, HEATHER ICAgranted 2008-01-08cancelled 2016-12-20
Successor callsigns
Callsigns held now by people who previously held WA6IOK.
- HILLIARD, JEFFREY LCAgranted 2022-09-24
All historical holders
Every license row we've seen with the callsign WA6IOK, oldest first.
- HILLIARD, JEFFREY L CA2011-08-11 → cancelled 2012-12-18
- TRANSUE, HEATHER I CA2016-12-20 active