Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4JOP callsign genealogy
Currently held by PARNELL, PAUL D
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 WA4JOP's current licensee, walking backwards.
- PARNELL, DAVID EALgranted 2021-01-13cancelled 2021-05-04
Successor callsigns
Callsigns held now by people who previously held WA4JOP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4JOP, oldest first.
- PARNELL, PAUL D AL2015-04-28 → cancelled 2019-05-16
- PARNELL, DAVID E AL2021-05-04 active