Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA0HTP callsign genealogy
Currently held by ARNOLD, JOHN A
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 WA0HTP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WA0HTP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA0HTP, oldest first.
- ARNOLD, JOHN A MO1991-02-26 → cancelled 2003-02-27
- ARNOLD, DARRYL W IN2026-06-11 active