Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB4CNI callsign genealogy
Currently held by Harrison, Eric S
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 WB4CNI's current licensee, walking backwards.
- Harrison, Eric SGAgranted 2017-11-09cancelled 2017-12-01
Successor callsigns
Callsigns held now by people who previously held WB4CNI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4CNI, oldest first.
- WYNNE SR, CONRAD V GA2005-07-27 → cancelled 2017-10-24
- Harrison, Eric S GA2017-12-01 active