Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4OWR callsign genealogy
Currently held by Johnson, Joe R
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 W4OWR's current licensee, walking backwards.
- Johnson, Joe RTNgranted 2008-10-14cancelled 2008-11-04
Successor callsigns
Callsigns held now by people who previously held W4OWR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4OWR, oldest first.
- SHIELDS, WILLIAM H SC1999-04-30 → cancelled 2001-10-15
- Johnson, Joe R TN2018-09-19 active