Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA4R callsign genealogy
Currently held by KEMP, JOHN M
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 NA4R's current licensee, walking backwards.
- KEMP, JOHN MTNgranted 2000-09-01cancelled 2005-05-06
Successor callsigns
Callsigns held now by people who previously held NA4R.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NA4R, oldest first.
- ARTHUR, LEE GA1995-06-28 → cancelled 1997-04-07
- KEMP, JOHN M TN2015-04-11 active