Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO4R callsign genealogy
Currently held by CHAPMAN, PAUL F
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 KO4R's current licensee, walking backwards.
- CHAPMAN, PAUL FTNgranted 2008-05-28cancelled 2010-08-27
Successor callsigns
Callsigns held now by people who previously held KO4R.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KO4R, oldest first.
- ROBERTS JR, JAMES W GA1998-08-07 → cancelled 2010-08-10
- CHAPMAN, PAUL F TN2020-06-23 active